Home / 16,785,078.66-25,177,618.05-5,425,527.27

Finding the Fourth Proportional to 16,785,078.66, 25,177,618.05 and 5,425,527.27

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Solution

The fourth proportional to 16,785,078.66, 25,177,618.05 and 5,425,527.27 is: 8,138,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,078.66 : 25,177,618.05 = 5,425,527.27 : x
  2. Step 2: Convert to fraction form
    16,785,078.66/25,177,618.05 = 5,425,527.27/x
  3. Step 3: Cross multiply
    16,785,078.66x = 25,177,618.05 × 5,425,527.27
  4. Step 4: Simplify right side
    16,785,078.66x = 136,601,853,323,919.22
  5. Step 5: Solve for x
    x = 136,601,853,323,919.22/16,785,078.66
  6. Step 6: Final answer
    x = 8,138,290.92

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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.