Home / 6,700,949.80-10,040,343.90-3,856,100.20

Finding the Fourth Proportional to 6,700,949.80, 10,040,343.90 and 3,856,100.20

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Solution

The fourth proportional to 6,700,949.80, 10,040,343.90 and 3,856,100.20 is: 5,777,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700,949.80 : 10,040,343.90 = 3,856,100.20 : x
  2. Step 2: Convert to fraction form
    6,700,949.80/10,040,343.90 = 3,856,100.20/x
  3. Step 3: Cross multiply
    6,700,949.80x = 10,040,343.90 × 3,856,100.20
  4. Step 4: Simplify right side
    6,700,949.80x = 38,716,572,120,858.78
  5. Step 5: Solve for x
    x = 38,716,572,120,858.78/6,700,949.80
  6. Step 6: Final answer
    x = 5,777,773.79

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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.