Home / 18,538,400.16-27,815,274-10,008,704.88

Finding the Fourth Proportional to 18,538,400.16, 27,815,274 and 10,008,704.88

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Solution

The fourth proportional to 18,538,400.16, 27,815,274 and 10,008,704.88 is: 15,017,200.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,400.16 : 27,815,274 = 10,008,704.88 : x
  2. Step 2: Convert to fraction form
    18,538,400.16/27,815,274 = 10,008,704.88/x
  3. Step 3: Cross multiply
    18,538,400.16x = 27,815,274 × 10,008,704.88
  4. Step 4: Simplify right side
    18,538,400.16x = 278,394,868,622,337.16
  5. Step 5: Solve for x
    x = 278,394,868,622,337.16/18,538,400.16
  6. Step 6: Final answer
    x = 15,017,200.31

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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.