Finding the Fourth Proportional to 10,960,079.70, 16,440,119.55 and 5,921,231.70
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Solution
The fourth proportional to 10,960,079.70, 16,440,119.55 and 5,921,231.70 is: 8,881,847.55
Step by Step Solution
- Step 1: Write the proportion equation
10,960,079.70 : 16,440,119.55 = 5,921,231.70 : x - Step 2: Convert to fraction form
10,960,079.70/16,440,119.55 = 5,921,231.70/x - Step 3: Cross multiply
10,960,079.70x = 16,440,119.55 × 5,921,231.70 - Step 4: Simplify right side
10,960,079.70x = 97,345,757,031,249.75 - Step 5: Solve for x
x = 97,345,757,031,249.75/10,960,079.70 - Step 6: Final answer
x = 8,881,847.55
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Similar ratio
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1.5x scale
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.