Finding the Fourth Proportional to 8,132,502.86, 12,198,841.74 and 2,452,776.38
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Solution
The fourth proportional to 8,132,502.86, 12,198,841.74 and 2,452,776.38 is: 3,679,190.95
Step by Step Solution
- Step 1: Write the proportion equation
8,132,502.86 : 12,198,841.74 = 2,452,776.38 : x - Step 2: Convert to fraction form
8,132,502.86/12,198,841.74 = 2,452,776.38/x - Step 3: Cross multiply
8,132,502.86x = 12,198,841.74 × 2,452,776.38 - Step 4: Simplify right side
8,132,502.86x = 29,921,030,883,230.10 - Step 5: Solve for x
x = 29,921,030,883,230.10/8,132,502.86 - Step 6: Final answer
x = 3,679,190.95
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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.