Home / 41,452,815.40-62,160,560.70-18,722,012.20

Finding the Fourth Proportional to 41,452,815.40, 62,160,560.70 and 18,722,012.20

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Solution

The fourth proportional to 41,452,815.40, 62,160,560.70 and 18,722,012.20 is: 28,074,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,452,815.40 : 62,160,560.70 = 18,722,012.20 : x
  2. Step 2: Convert to fraction form
    41,452,815.40/62,160,560.70 = 18,722,012.20/x
  3. Step 3: Cross multiply
    41,452,815.40x = 62,160,560.70 × 18,722,012.20
  4. Step 4: Simplify right side
    41,452,815.40x = 1,163,770,775,784,240.50
  5. Step 5: Solve for x
    x = 1,163,770,775,784,240.50/41,452,815.40
  6. Step 6: Final answer
    x = 28,074,589.50

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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.