Finding the Fourth Proportional to 14,762,644.88, 22,145,123.99 and 3,979,781.10
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Solution
The fourth proportional to 14,762,644.88, 22,145,123.99 and 3,979,781.10 is: 5,969,983.47
Step by Step Solution
- Step 1: Write the proportion equation
14,762,644.88 : 22,145,123.99 = 3,979,781.10 : x - Step 2: Convert to fraction form
14,762,644.88/22,145,123.99 = 3,979,781.10/x - Step 3: Cross multiply
14,762,644.88x = 22,145,123.99 × 3,979,781.10 - Step 4: Simplify right side
14,762,644.88x = 88,132,745,922,508.05 - Step 5: Solve for x
x = 88,132,745,922,508.05/14,762,644.88 - Step 6: Final answer
x = 5,969,983.47
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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.