Finding the Fourth Proportional to 67,711,149.12, 101,553,498 and 21,640,659.84
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Solution
The fourth proportional to 67,711,149.12, 101,553,498 and 21,640,659.84 is: 32,456,762.80
Step by Step Solution
- Step 1: Write the proportion equation
67,711,149.12 : 101,553,498 = 21,640,659.84 : x - Step 2: Convert to fraction form
67,711,149.12/101,553,498 = 21,640,659.84/x - Step 3: Cross multiply
67,711,149.12x = 101,553,498 × 21,640,659.84 - Step 4: Simplify right side
67,711,149.12x = 2,197,684,705,780,120.25 - Step 5: Solve for x
x = 2,197,684,705,780,120.25/67,711,149.12 - Step 6: Final answer
x = 32,456,762.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.