Finding the Fourth Proportional to 62,649,904.80, 93,974,857.20 and 58,398,376.80
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Solution
The fourth proportional to 62,649,904.80, 93,974,857.20 and 58,398,376.80 is: 87,597,565.20
Step by Step Solution
- Step 1: Write the proportion equation
62,649,904.80 : 93,974,857.20 = 58,398,376.80 : x - Step 2: Convert to fraction form
62,649,904.80/93,974,857.20 = 58,398,376.80/x - Step 3: Cross multiply
62,649,904.80x = 93,974,857.20 × 58,398,376.80 - Step 4: Simplify right side
62,649,904.80x = 5,487,979,120,491,793 - Step 5: Solve for x
x = 5,487,979,120,491,793/62,649,904.80 - Step 6: Final answer
x = 87,597,565.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.