Home / 16,785,004.80-25,177,507.20-13,425,772.80

Finding the Fourth Proportional to 16,785,004.80, 25,177,507.20 and 13,425,772.80

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Solution

The fourth proportional to 16,785,004.80, 25,177,507.20 and 13,425,772.80 is: 20,138,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,004.80 : 25,177,507.20 = 13,425,772.80 : x
  2. Step 2: Convert to fraction form
    16,785,004.80/25,177,507.20 = 13,425,772.80/x
  3. Step 3: Cross multiply
    16,785,004.80x = 25,177,507.20 × 13,425,772.80
  4. Step 4: Simplify right side
    16,785,004.80x = 338,027,491,337,564.19
  5. Step 5: Solve for x
    x = 338,027,491,337,564.19/16,785,004.80
  6. Step 6: Final answer
    x = 20,138,659.20

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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.