Home / 16,951,920.82-23,393,375.13-9,217,157.92

Finding the Fourth Proportional to 16,951,920.82, 23,393,375.13 and 9,217,157.92

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Solution

The fourth proportional to 16,951,920.82, 23,393,375.13 and 9,217,157.92 is: 12,719,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951,920.82 : 23,393,375.13 = 9,217,157.92 : x
  2. Step 2: Convert to fraction form
    16,951,920.82/23,393,375.13 = 9,217,157.92/x
  3. Step 3: Cross multiply
    16,951,920.82x = 23,393,375.13 × 9,217,157.92
  4. Step 4: Simplify right side
    16,951,920.82x = 215,620,432,855,010.53
  5. Step 5: Solve for x
    x = 215,620,432,855,010.53/16,951,920.82
  6. Step 6: Final answer
    x = 12,719,528.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.