Home / 13,398,469.80-20,097,826.20-3,813,844.56

Finding the Fourth Proportional to 13,398,469.80, 20,097,826.20 and 3,813,844.56

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Solution

The fourth proportional to 13,398,469.80, 20,097,826.20 and 3,813,844.56 is: 5,720,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,469.80 : 20,097,826.20 = 3,813,844.56 : x
  2. Step 2: Convert to fraction form
    13,398,469.80/20,097,826.20 = 3,813,844.56/x
  3. Step 3: Cross multiply
    13,398,469.80x = 20,097,826.20 × 3,813,844.56
  4. Step 4: Simplify right side
    13,398,469.80x = 76,649,985,120,695.47
  5. Step 5: Solve for x
    x = 76,649,985,120,695.47/13,398,469.80
  6. Step 6: Final answer
    x = 5,720,801.42

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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.