Finding the Fourth Proportional to 8,654,293.74, 12,981,079.76 and 2,264,404.62
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Solution
The fourth proportional to 8,654,293.74, 12,981,079.76 and 2,264,404.62 is: 3,396,512.51
Step by Step Solution
- Step 1: Write the proportion equation
8,654,293.74 : 12,981,079.76 = 2,264,404.62 : x - Step 2: Convert to fraction form
8,654,293.74/12,981,079.76 = 2,264,404.62/x - Step 3: Cross multiply
8,654,293.74x = 12,981,079.76 × 2,264,404.62 - Step 4: Simplify right side
8,654,293.74x = 29,394,416,985,163.98 - Step 5: Solve for x
x = 29,394,416,985,163.98/8,654,293.74 - Step 6: Final answer
x = 3,396,512.51
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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.