Home / 13,986,445.74-20,982,516.78-5,899,451.92

Finding the Fourth Proportional to 13,986,445.74, 20,982,516.78 and 5,899,451.92

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Solution

The fourth proportional to 13,986,445.74, 20,982,516.78 and 5,899,451.92 is: 8,850,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,445.74 : 20,982,516.78 = 5,899,451.92 : x
  2. Step 2: Convert to fraction form
    13,986,445.74/20,982,516.78 = 5,899,451.92/x
  3. Step 3: Cross multiply
    13,986,445.74x = 20,982,516.78 × 5,899,451.92
  4. Step 4: Simplify right side
    13,986,445.74x = 123,785,348,904,203.22
  5. Step 5: Solve for x
    x = 123,785,348,904,203.22/13,986,445.74
  6. Step 6: Final answer
    x = 8,850,379.23

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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.