Home / 25,895,203.20-38,856,801.60-11,520,489.60

Finding the Fourth Proportional to 25,895,203.20, 38,856,801.60 and 11,520,489.60

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Solution

The fourth proportional to 25,895,203.20, 38,856,801.60 and 11,520,489.60 is: 17,286,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895,203.20 : 38,856,801.60 = 11,520,489.60 : x
  2. Step 2: Convert to fraction form
    25,895,203.20/38,856,801.60 = 11,520,489.60/x
  3. Step 3: Cross multiply
    25,895,203.20x = 38,856,801.60 × 11,520,489.60
  4. Step 4: Simplify right side
    25,895,203.20x = 447,649,378,722,063.38
  5. Step 5: Solve for x
    x = 447,649,378,722,063.38/25,895,203.20
  6. Step 6: Final answer
    x = 17,286,961.42

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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.