Finding the Fourth Proportional to 11,288,349.24, 15,577,951.50 and 6,131,668.92
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Solution
The fourth proportional to 11,288,349.24, 15,577,951.50 and 6,131,668.92 is: 8,461,719.16
Step by Step Solution
- Step 1: Write the proportion equation
11,288,349.24 : 15,577,951.50 = 6,131,668.92 : x - Step 2: Convert to fraction form
11,288,349.24/15,577,951.50 = 6,131,668.92/x - Step 3: Cross multiply
11,288,349.24x = 15,577,951.50 × 6,131,668.92 - Step 4: Simplify right side
11,288,349.24x = 95,518,841,049,817.38 - Step 5: Solve for x
x = 95,518,841,049,817.38/11,288,349.24 - Step 6: Final answer
x = 8,461,719.16
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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.