Home / 13,469,345.54-20,203,959.96-3,371,937.38

Finding the Fourth Proportional to 13,469,345.54, 20,203,959.96 and 3,371,937.38

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Solution

The fourth proportional to 13,469,345.54, 20,203,959.96 and 3,371,937.38 is: 5,057,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,345.54 : 20,203,959.96 = 3,371,937.38 : x
  2. Step 2: Convert to fraction form
    13,469,345.54/20,203,959.96 = 3,371,937.38/x
  3. Step 3: Cross multiply
    13,469,345.54x = 20,203,959.96 × 3,371,937.38
  4. Step 4: Simplify right side
    13,469,345.54x = 68,126,487,813,147.30
  5. Step 5: Solve for x
    x = 68,126,487,813,147.30/13,469,345.54
  6. Step 6: Final answer
    x = 5,057,891.46

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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.