Home / 13,469,355.56-20,203,974.96-3,371,947.40

Finding the Fourth Proportional to 13,469,355.56, 20,203,974.96 and 3,371,947.40

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Solution

The fourth proportional to 13,469,355.56, 20,203,974.96 and 3,371,947.40 is: 5,057,906.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,355.56 : 20,203,974.96 = 3,371,947.40 : x
  2. Step 2: Convert to fraction form
    13,469,355.56/20,203,974.96 = 3,371,947.40/x
  3. Step 3: Cross multiply
    13,469,355.56x = 20,203,974.96 × 3,371,947.40
  4. Step 4: Simplify right side
    13,469,355.56x = 68,126,740,836,037.10
  5. Step 5: Solve for x
    x = 68,126,740,836,037.10/13,469,355.56
  6. Step 6: Final answer
    x = 5,057,906.49

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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.