Finding the Fourth Proportional to 64,197,062.06, 88,591,935.20 and 36,695,580.80
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Solution
The fourth proportional to 64,197,062.06, 88,591,935.20 and 36,695,580.80 is: 50,639,895.53
Step by Step Solution
- Step 1: Write the proportion equation
64,197,062.06 : 88,591,935.20 = 36,695,580.80 : x - Step 2: Convert to fraction form
64,197,062.06/88,591,935.20 = 36,695,580.80/x - Step 3: Cross multiply
64,197,062.06x = 88,591,935.20 × 36,695,580.80 - Step 4: Simplify right side
64,197,062.06x = 3,250,932,516,359,964 - Step 5: Solve for x
x = 3,250,932,516,359,964/64,197,062.06 - Step 6: Final answer
x = 50,639,895.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.