Home / 25,344,195.20-38,016,292.80-9,170,115.20

Finding the Fourth Proportional to 25,344,195.20, 38,016,292.80 and 9,170,115.20

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Solution

The fourth proportional to 25,344,195.20, 38,016,292.80 and 9,170,115.20 is: 13,755,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,195.20 : 38,016,292.80 = 9,170,115.20 : x
  2. Step 2: Convert to fraction form
    25,344,195.20/38,016,292.80 = 9,170,115.20/x
  3. Step 3: Cross multiply
    25,344,195.20x = 38,016,292.80 × 9,170,115.20
  4. Step 4: Simplify right side
    25,344,195.20x = 348,613,784,452,930.50
  5. Step 5: Solve for x
    x = 348,613,784,452,930.50/25,344,195.20
  6. Step 6: Final answer
    x = 13,755,172.80

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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.