Home / 10,659,248.20-15,965,252.70-8,769,680.20

Finding the Fourth Proportional to 10,659,248.20, 15,965,252.70 and 8,769,680.20

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Solution

The fourth proportional to 10,659,248.20, 15,965,252.70 and 8,769,680.20 is: 13,135,087.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659,248.20 : 15,965,252.70 = 8,769,680.20 : x
  2. Step 2: Convert to fraction form
    10,659,248.20/15,965,252.70 = 8,769,680.20/x
  3. Step 3: Cross multiply
    10,659,248.20x = 15,965,252.70 × 8,769,680.20
  4. Step 4: Simplify right side
    10,659,248.20x = 140,010,160,491,186.52
  5. Step 5: Solve for x
    x = 140,010,160,491,186.52/10,659,248.20
  6. Step 6: Final answer
    x = 13,135,087.75

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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.