Finding the Fourth Proportional to 7,413,089.43, 10,229,985.27 and 4,149,930.99
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Solution
The fourth proportional to 7,413,089.43, 10,229,985.27 and 4,149,930.99 is: 5,726,861.02
Step by Step Solution
- Step 1: Write the proportion equation
7,413,089.43 : 10,229,985.27 = 4,149,930.99 : x - Step 2: Convert to fraction form
7,413,089.43/10,229,985.27 = 4,149,930.99/x - Step 3: Cross multiply
7,413,089.43x = 10,229,985.27 × 4,149,930.99 - Step 4: Simplify right side
7,413,089.43x = 42,453,732,899,216.52 - Step 5: Solve for x
x = 42,453,732,899,216.52/7,413,089.43 - Step 6: Final answer
x = 5,726,861.02
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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.