Finding the Fourth Proportional to 5,625,098.71, 8,431,134.68 and 2,586,086.57
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Solution
The fourth proportional to 5,625,098.71, 8,431,134.68 and 2,586,086.57 is: 3,876,135.39
Step by Step Solution
- Step 1: Write the proportion equation
5,625,098.71 : 8,431,134.68 = 2,586,086.57 : x - Step 2: Convert to fraction form
5,625,098.71/8,431,134.68 = 2,586,086.57/x - Step 3: Cross multiply
5,625,098.71x = 8,431,134.68 × 2,586,086.57 - Step 4: Simplify right side
5,625,098.71x = 21,803,644,169,639.73 - Step 5: Solve for x
x = 21,803,644,169,639.73/5,625,098.71 - Step 6: Final answer
x = 3,876,135.39
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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.