Finding the Fourth Proportional to 11,532,493.26, 15,912,201.33 and 6,885,375.84
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Solution
The fourth proportional to 11,532,493.26, 15,912,201.33 and 6,885,375.84 is: 9,500,242.85
Step by Step Solution
- Step 1: Write the proportion equation
11,532,493.26 : 15,912,201.33 = 6,885,375.84 : x - Step 2: Convert to fraction form
11,532,493.26/15,912,201.33 = 6,885,375.84/x - Step 3: Cross multiply
11,532,493.26x = 15,912,201.33 × 6,885,375.84 - Step 4: Simplify right side
11,532,493.26x = 109,561,486,598,797.86 - Step 5: Solve for x
x = 109,561,486,598,797.86/11,532,493.26 - Step 6: Final answer
x = 9,500,242.85
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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.