Home / 15,988,534.20-23,982,801.30-11,957,455.80

Finding the Fourth Proportional to 15,988,534.20, 23,982,801.30 and 11,957,455.80

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Solution

The fourth proportional to 15,988,534.20, 23,982,801.30 and 11,957,455.80 is: 17,936,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988,534.20 : 23,982,801.30 = 11,957,455.80 : x
  2. Step 2: Convert to fraction form
    15,988,534.20/23,982,801.30 = 11,957,455.80/x
  3. Step 3: Cross multiply
    15,988,534.20x = 23,982,801.30 × 11,957,455.80
  4. Step 4: Simplify right side
    15,988,534.20x = 286,773,286,504,932.56
  5. Step 5: Solve for x
    x = 286,773,286,504,932.56/15,988,534.20
  6. Step 6: Final answer
    x = 17,936,183.70

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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.