Home / 17,431,630.80-26,147,446.20-5,300,997.90

Finding the Fourth Proportional to 17,431,630.80, 26,147,446.20 and 5,300,997.90

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Solution

The fourth proportional to 17,431,630.80, 26,147,446.20 and 5,300,997.90 is: 7,951,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431,630.80 : 26,147,446.20 = 5,300,997.90 : x
  2. Step 2: Convert to fraction form
    17,431,630.80/26,147,446.20 = 5,300,997.90/x
  3. Step 3: Cross multiply
    17,431,630.80x = 26,147,446.20 × 5,300,997.90
  4. Step 4: Simplify right side
    17,431,630.80x = 138,607,557,396,562.98
  5. Step 5: Solve for x
    x = 138,607,557,396,562.98/17,431,630.80
  6. Step 6: Final answer
    x = 7,951,496.85

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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.