Home / 10,469,843.80-15,704,765.70-3,738,938.20

Finding the Fourth Proportional to 10,469,843.80, 15,704,765.70 and 3,738,938.20

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Solution

The fourth proportional to 10,469,843.80, 15,704,765.70 and 3,738,938.20 is: 5,608,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469,843.80 : 15,704,765.70 = 3,738,938.20 : x
  2. Step 2: Convert to fraction form
    10,469,843.80/15,704,765.70 = 3,738,938.20/x
  3. Step 3: Cross multiply
    10,469,843.80x = 15,704,765.70 × 3,738,938.20
  4. Step 4: Simplify right side
    10,469,843.80x = 58,719,148,397,779.74
  5. Step 5: Solve for x
    x = 58,719,148,397,779.74/10,469,843.80
  6. Step 6: Final answer
    x = 5,608,407.30

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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.