Finding the Fourth Proportional to 11,129,170.28, 16,694,882.93 and 3,841,680.20
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Solution
The fourth proportional to 11,129,170.28, 16,694,882.93 and 3,841,680.20 is: 5,762,909.50
Step by Step Solution
- Step 1: Write the proportion equation
11,129,170.28 : 16,694,882.93 = 3,841,680.20 : x - Step 2: Convert to fraction form
11,129,170.28/16,694,882.93 = 3,841,680.20/x - Step 3: Cross multiply
11,129,170.28x = 16,694,882.93 × 3,841,680.20 - Step 4: Simplify right side
11,129,170.28x = 64,136,401,119,628.77 - Step 5: Solve for x
x = 64,136,401,119,628.77/11,129,170.28 - Step 6: Final answer
x = 5,762,909.50
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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.