Home / 13,856,454.24-20,782,231.92-3,759,862.56

Finding the Fourth Proportional to 13,856,454.24, 20,782,231.92 and 3,759,862.56

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Solution

The fourth proportional to 13,856,454.24, 20,782,231.92 and 3,759,862.56 is: 5,639,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,454.24 : 20,782,231.92 = 3,759,862.56 : x
  2. Step 2: Convert to fraction form
    13,856,454.24/20,782,231.92 = 3,759,862.56/x
  3. Step 3: Cross multiply
    13,856,454.24x = 20,782,231.92 × 3,759,862.56
  4. Step 4: Simplify right side
    13,856,454.24x = 78,138,335,709,244.92
  5. Step 5: Solve for x
    x = 78,138,335,709,244.92/13,856,454.24
  6. Step 6: Final answer
    x = 5,639,129.20

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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.