Finding the Fourth Proportional to 5,553,754.11, 7,664,079.20 and 3,139,306.11
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Solution
The fourth proportional to 5,553,754.11, 7,664,079.20 and 3,139,306.11 is: 4,332,185.07
Step by Step Solution
- Step 1: Write the proportion equation
5,553,754.11 : 7,664,079.20 = 3,139,306.11 : x - Step 2: Convert to fraction form
5,553,754.11/7,664,079.20 = 3,139,306.11/x - Step 3: Cross multiply
5,553,754.11x = 7,664,079.20 × 3,139,306.11 - Step 4: Simplify right side
5,553,754.11x = 24,059,890,644,387.38 - Step 5: Solve for x
x = 24,059,890,644,387.38/5,553,754.11 - Step 6: Final answer
x = 4,332,185.07
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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.