Finding the Fourth Proportional to 11,532,585.08, 15,915,299.64 and 6,376,279.52
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Solution
The fourth proportional to 11,532,585.08, 15,915,299.64 and 6,376,279.52 is: 8,799,449.42
Step by Step Solution
- Step 1: Write the proportion equation
11,532,585.08 : 15,915,299.64 = 6,376,279.52 : x - Step 2: Convert to fraction form
11,532,585.08/15,915,299.64 = 6,376,279.52/x - Step 3: Cross multiply
11,532,585.08x = 15,915,299.64 × 6,376,279.52 - Step 4: Simplify right side
11,532,585.08x = 101,480,399,149,195.38 - Step 5: Solve for x
x = 101,480,399,149,195.38/11,532,585.08 - Step 6: Final answer
x = 8,799,449.42
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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.