Home / 13,372,003.60-20,058,005.40-12,468,553.90

Finding the Fourth Proportional to 13,372,003.60, 20,058,005.40 and 12,468,553.90

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Solution

The fourth proportional to 13,372,003.60, 20,058,005.40 and 12,468,553.90 is: 18,702,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,003.60 : 20,058,005.40 = 12,468,553.90 : x
  2. Step 2: Convert to fraction form
    13,372,003.60/20,058,005.40 = 12,468,553.90/x
  3. Step 3: Cross multiply
    13,372,003.60x = 20,058,005.40 × 12,468,553.90
  4. Step 4: Simplify right side
    13,372,003.60x = 250,094,321,456,391.06
  5. Step 5: Solve for x
    x = 250,094,321,456,391.06/13,372,003.60
  6. Step 6: Final answer
    x = 18,702,830.85

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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.