Home / 36,131,990.40-54,180,052.20-13,102,005.60

Finding the Fourth Proportional to 36,131,990.40, 54,180,052.20 and 13,102,005.60

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Solution

The fourth proportional to 36,131,990.40, 54,180,052.20 and 13,102,005.60 is: 19,646,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,131,990.40 : 54,180,052.20 = 13,102,005.60 : x
  2. Step 2: Convert to fraction form
    36,131,990.40/54,180,052.20 = 13,102,005.60/x
  3. Step 3: Cross multiply
    36,131,990.40x = 54,180,052.20 × 13,102,005.60
  4. Step 4: Simplify right side
    36,131,990.40x = 709,867,347,332,692.38
  5. Step 5: Solve for x
    x = 709,867,347,332,692.38/36,131,990.40
  6. Step 6: Final answer
    x = 19,646,505.48

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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.