Home / 7,951,323.28-11,925,565.20-2,115,542.50

Finding the Fourth Proportional to 7,951,323.28, 11,925,565.20 and 2,115,542.50

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Solution

The fourth proportional to 7,951,323.28, 11,925,565.20 and 2,115,542.50 is: 3,172,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,323.28 : 11,925,565.20 = 2,115,542.50 : x
  2. Step 2: Convert to fraction form
    7,951,323.28/11,925,565.20 = 2,115,542.50/x
  3. Step 3: Cross multiply
    7,951,323.28x = 11,925,565.20 × 2,115,542.50
  4. Step 4: Simplify right side
    7,951,323.28x = 25,229,040,017,121
  5. Step 5: Solve for x
    x = 25,229,040,017,121/7,951,323.28
  6. Step 6: Final answer
    x = 3,172,936.02

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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.