Home / 38,320,851.80-57,482,092-13,730,380.13

Finding the Fourth Proportional to 38,320,851.80, 57,482,092 and 13,730,380.13

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Solution

The fourth proportional to 38,320,851.80, 57,482,092 and 13,730,380.13 is: 20,595,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,320,851.80 : 57,482,092 = 13,730,380.13 : x
  2. Step 2: Convert to fraction form
    38,320,851.80/57,482,092 = 13,730,380.13/x
  3. Step 3: Cross multiply
    38,320,851.80x = 57,482,092 × 13,730,380.13
  4. Step 4: Simplify right side
    38,320,851.80x = 789,250,973,540,221.50
  5. Step 5: Solve for x
    x = 789,250,973,540,221.50/38,320,851.80
  6. Step 6: Final answer
    x = 20,595,861.95

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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.