Finding the Fourth Proportional to 11,553,772.44, 15,944,704.42 and 6,397,134.20
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Solution
The fourth proportional to 11,553,772.44, 15,944,704.42 and 6,397,134.20 is: 8,828,321.18
Step by Step Solution
- Step 1: Write the proportion equation
11,553,772.44 : 15,944,704.42 = 6,397,134.20 : x - Step 2: Convert to fraction form
11,553,772.44/15,944,704.42 = 6,397,134.20/x - Step 3: Cross multiply
11,553,772.44x = 15,944,704.42 × 6,397,134.20 - Step 4: Simplify right side
11,553,772.44x = 102,000,413,954,073.17 - Step 5: Solve for x
x = 102,000,413,954,073.17/11,553,772.44 - Step 6: Final answer
x = 8,828,321.18
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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.