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Computing The Value of A Growing Finite Annuity

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COMPUTING THE VALUE OF A GROWING FINITE ANNU

First Payment, C 1000


Growth Rate of Payments, g 6%
No. of Future Periods paid, n 5
Discount Rate, r 12%

Present Value of Annuity


Using Formula 4010.91 PV=>C*(1-((1+g)/(1+r))^n)/(r-g)

Period Annuity Payment


1 1000
2 1060.00
3 1123.60
4 1191.02
5 1262.48
943.40
Present Value of Annuity Using NPV Function 4010.91
ING FINITE ANNUITY
Periodic payment, C 1,000
Growth rate of payments, g 6%
Discount rate, r 12%
Present value of infiniteannuity 16,666.67 C/(r-g)

))^n)/(r-g)
INTERNAL RATE OF RETURN
Year CashFlow
0 -800
1 200
2 250
3 300
4 350
5 400

Internal rate of Return 22%

Using the IRR in Loan Table


Cash Flow at
Investment at the End of the
Year Beginning of the year year Income Return of Principle
1 800.00 200.00 177.28 22.72
2 777.28 250.00 172.25 77.75
3 699.53 300.00 155.02 144.98
4 554.55 350.00 122.89 227.11
5 327.44 400.00 72.56 327.44
6 0.00
USING LOAN TABLE TO FIND IRR

IRR? 15.00%

Cash Flow
Investment at at the End
Year Beginning of the year of the year Income Principle
1 1000.00 300.00 150.00 150.00
2 850.00 200.00 127.50 72.50
3 777.50 150.00 116.63 33.38
4 744.13 600.00 111.62 488.38
5 255.74 900.00 38.36 861.64
6 -605.89

DIRECT CALCULATION OF IRR


Year Cash Flow
0 -1000
1 300
2 200
3 150
4 600
5 900
IRR 24%
USING GOAL SEEK
IRR? 24.44%

Investment
at
Beginning Cash Flow at the
Year of the year End of the year Income Principle
1 1000.00 300.00 244.36 55.64
2 944.36 200.00 230.76 -30.76
3 975.13 150.00 238.28 -88.28
4 1063.41 600.00 259.86 340.14
5 723.26 900.00 176.74 723.26
6 0.00

OF IRR
USING EXCEL'S RATE FUNCTION TO COMPUTE THE
IRR

Initial Investment 1000


Periodic Cash Flow 100
Number Of Payments 30
IRR 9.307%
Multiple Internal Rates of Return
Discount Rate 6% Discount NPV 12
NPV ($3.99) ($3.99)
Year Cashflows 0% 10
0 -145 3%
1 100 6% 8
2 100 9%
3 100 12% 6
4 100 15%
5 -275 18% 4
21%
24% 2
27%
30% 0
0% 5% 10% 15% 20% 25% 30% 35% 40
33%
36%
39%
Column F

5% 20% 25% 30% 35% 40% 45%


FLAT PAYMENT SCHEDULE
Loan Principle 10000
Interest Rate 7% Effective Interest Rate = (1+(Inom/m)^m)
Loan Term 6 Effective Interest Rate = (1+(Inom/m)^m)
Annual Payment 2097.96

Principal at
the Beginning Payment at the End
Year of the Year of Year Interest
1 10000 2097.96 700
2 8602.04 2097.96 602.1429
3 7106.23 2097.96 497.4359
4 5505.70 2097.96 385.3993
5 3793.15 2097.96 265.5202
6 1960.71 2097.96 137.2496
7 0.00
ate = (1+(Inom/m)^m)-1
ate = (1+(Inom/m)^m)-1

(1+(Inom/m))^m)-1 7%

Return of
Principal ((1+(Inom/m))^m) 107%
1397.96 (1+(Inom/m) 101%
1495.82 (Inom/m) 0.56541% Monthly Interest Rate
1600.52
1712.56
1832.44
1960.71

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