Home / 44,279,793.30-66,432,131.55-21,561,431.70

Finding the Fourth Proportional to 44,279,793.30, 66,432,131.55 and 21,561,431.70

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Solution

The fourth proportional to 44,279,793.30, 66,432,131.55 and 21,561,431.70 is: 32,348,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,279,793.30 : 66,432,131.55 = 21,561,431.70 : x
  2. Step 2: Convert to fraction form
    44,279,793.30/66,432,131.55 = 21,561,431.70/x
  3. Step 3: Cross multiply
    44,279,793.30x = 66,432,131.55 × 21,561,431.70
  4. Step 4: Simplify right side
    44,279,793.30x = 1,432,371,867,100,740
  5. Step 5: Solve for x
    x = 1,432,371,867,100,740/44,279,793.30
  6. Step 6: Final answer
    x = 32,348,205.81

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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.