Home / 13,644,334.31-20,469,444.19-3,928,881.92

Finding the Fourth Proportional to 13,644,334.31, 20,469,444.19 and 3,928,881.92

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Solution

The fourth proportional to 13,644,334.31, 20,469,444.19 and 3,928,881.92 is: 5,894,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644,334.31 : 20,469,444.19 = 3,928,881.92 : x
  2. Step 2: Convert to fraction form
    13,644,334.31/20,469,444.19 = 3,928,881.92/x
  3. Step 3: Cross multiply
    13,644,334.31x = 20,469,444.19 × 3,928,881.92
  4. Step 4: Simplify right side
    13,644,334.31x = 80,422,029,078,370.62
  5. Step 5: Solve for x
    x = 80,422,029,078,370.62/13,644,334.31
  6. Step 6: Final answer
    x = 5,894,170.23

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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.