Home / 38,321,351.80-57,482,844.45-13,730,884.72

Finding the Fourth Proportional to 38,321,351.80, 57,482,844.45 and 13,730,884.72

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Solution

The fourth proportional to 38,321,351.80, 57,482,844.45 and 13,730,884.72 is: 20,596,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321,351.80 : 57,482,844.45 = 13,730,884.72 : x
  2. Step 2: Convert to fraction form
    38,321,351.80/57,482,844.45 = 13,730,884.72/x
  3. Step 3: Cross multiply
    38,321,351.80x = 57,482,844.45 × 13,730,884.72
  4. Step 4: Simplify right side
    38,321,351.80x = 789,290,310,520,641.88
  5. Step 5: Solve for x
    x = 789,290,310,520,641.88/38,321,351.80
  6. Step 6: Final answer
    x = 20,596,619.73

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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.