Home / 13,498,400.71-20,250,575.39-3,914,179.39

Finding the Fourth Proportional to 13,498,400.71, 20,250,575.39 and 3,914,179.39

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Solution

The fourth proportional to 13,498,400.71, 20,250,575.39 and 3,914,179.39 is: 5,872,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,498,400.71 : 20,250,575.39 = 3,914,179.39 : x
  2. Step 2: Convert to fraction form
    13,498,400.71/20,250,575.39 = 3,914,179.39/x
  3. Step 3: Cross multiply
    13,498,400.71x = 20,250,575.39 × 3,914,179.39
  4. Step 4: Simplify right side
    13,498,400.71x = 79,264,384,827,179.22
  5. Step 5: Solve for x
    x = 79,264,384,827,179.22/13,498,400.71
  6. Step 6: Final answer
    x = 5,872,131.56

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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.