Finding the Fourth Proportional to 39,577,512.80, 59,282,752.42 and 31,754,070.42
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Solution
The fourth proportional to 39,577,512.80, 59,282,752.42 and 31,754,070.42 is: 47,564,097.94
Step by Step Solution
- Step 1: Write the proportion equation
39,577,512.80 : 59,282,752.42 = 31,754,070.42 : x - Step 2: Convert to fraction form
39,577,512.80/59,282,752.42 = 31,754,070.42/x - Step 3: Cross multiply
39,577,512.80x = 59,282,752.42 × 31,754,070.42 - Step 4: Simplify right side
39,577,512.80x = 1,882,468,695,036,105.50 - Step 5: Solve for x
x = 1,882,468,695,036,105.50/39,577,512.80 - Step 6: Final answer
x = 47,564,097.94
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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.