Home / 10,693,876.10-16,040,814.15-8,174,452.10

Finding the Fourth Proportional to 10,693,876.10, 16,040,814.15 and 8,174,452.10

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Solution

The fourth proportional to 10,693,876.10, 16,040,814.15 and 8,174,452.10 is: 12,261,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,876.10 : 16,040,814.15 = 8,174,452.10 : x
  2. Step 2: Convert to fraction form
    10,693,876.10/16,040,814.15 = 8,174,452.10/x
  3. Step 3: Cross multiply
    10,693,876.10x = 16,040,814.15 × 8,174,452.10
  4. Step 4: Simplify right side
    10,693,876.10x = 131,124,866,914,177.22
  5. Step 5: Solve for x
    x = 131,124,866,914,177.22/10,693,876.10
  6. Step 6: Final answer
    x = 12,261,678.15

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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.