Finding the Fourth Proportional to 11,117,593.92, 16,679,266.02 and 6,510,470.96
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Solution
The fourth proportional to 11,117,593.92, 16,679,266.02 and 6,510,470.96 is: 9,767,390.12
Step by Step Solution
- Step 1: Write the proportion equation
11,117,593.92 : 16,679,266.02 = 6,510,470.96 : x - Step 2: Convert to fraction form
11,117,593.92/16,679,266.02 = 6,510,470.96/x - Step 3: Cross multiply
11,117,593.92x = 16,679,266.02 × 6,510,470.96 - Step 4: Simplify right side
11,117,593.92x = 108,589,877,057,324.78 - Step 5: Solve for x
x = 108,589,877,057,324.78/11,117,593.92 - Step 6: Final answer
x = 9,767,390.12
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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.