Finding the Fourth Proportional to 11,350,586.08, 15,664,139.69 and 6,194,279.78
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Solution
The fourth proportional to 11,350,586.08, 15,664,139.69 and 6,194,279.78 is: 8,548,286.67
Step by Step Solution
- Step 1: Write the proportion equation
11,350,586.08 : 15,664,139.69 = 6,194,279.78 : x - Step 2: Convert to fraction form
11,350,586.08/15,664,139.69 = 6,194,279.78/x - Step 3: Cross multiply
11,350,586.08x = 15,664,139.69 × 6,194,279.78 - Step 4: Simplify right side
11,350,586.08x = 97,028,063,766,523.98 - Step 5: Solve for x
x = 97,028,063,766,523.98/11,350,586.08 - Step 6: Final answer
x = 8,548,286.67
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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.