Home / 8,684,737.28-13,027,139.20-3,632,503.68

Finding the Fourth Proportional to 8,684,737.28, 13,027,139.20 and 3,632,503.68

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Solution

The fourth proportional to 8,684,737.28, 13,027,139.20 and 3,632,503.68 is: 5,448,769.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,737.28 : 13,027,139.20 = 3,632,503.68 : x
  2. Step 2: Convert to fraction form
    8,684,737.28/13,027,139.20 = 3,632,503.68/x
  3. Step 3: Cross multiply
    8,684,737.28x = 13,027,139.20 × 3,632,503.68
  4. Step 4: Simplify right side
    8,684,737.28x = 47,321,131,083,872.26
  5. Step 5: Solve for x
    x = 47,321,131,083,872.26/8,684,737.28
  6. Step 6: Final answer
    x = 5,448,769.44

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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.