Finding the Fourth Proportional to 15,545,587.62, 23,311,609.18 and 8,257,452.48
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Solution
The fourth proportional to 15,545,587.62, 23,311,609.18 and 8,257,452.48 is: 12,382,581.46
Step by Step Solution
- Step 1: Write the proportion equation
15,545,587.62 : 23,311,609.18 = 8,257,452.48 : x - Step 2: Convert to fraction form
15,545,587.62/23,311,609.18 = 8,257,452.48/x - Step 3: Cross multiply
15,545,587.62x = 23,311,609.18 × 8,257,452.48 - Step 4: Simplify right side
15,545,587.62x = 192,494,505,036,181.78 - Step 5: Solve for x
x = 192,494,505,036,181.78/15,545,587.62 - Step 6: Final answer
x = 12,382,581.46
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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.