Home / 10,340,987.76-15,512,543.55-3,956,609.88

Finding the Fourth Proportional to 10,340,987.76, 15,512,543.55 and 3,956,609.88

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Solution

The fourth proportional to 10,340,987.76, 15,512,543.55 and 3,956,609.88 is: 5,935,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,987.76 : 15,512,543.55 = 3,956,609.88 : x
  2. Step 2: Convert to fraction form
    10,340,987.76/15,512,543.55 = 3,956,609.88/x
  3. Step 3: Cross multiply
    10,340,987.76x = 15,512,543.55 × 3,956,609.88
  4. Step 4: Simplify right side
    10,340,987.76x = 61,377,083,073,860.27
  5. Step 5: Solve for x
    x = 61,377,083,073,860.27/10,340,987.76
  6. Step 6: Final answer
    x = 5,935,321.12

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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.