Home / 45,414,121.60-68,132,029.92-15,122,247.04

Finding the Fourth Proportional to 45,414,121.60, 68,132,029.92 and 15,122,247.04

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Solution

The fourth proportional to 45,414,121.60, 68,132,029.92 and 15,122,247.04 is: 22,686,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,414,121.60 : 68,132,029.92 = 15,122,247.04 : x
  2. Step 2: Convert to fraction form
    45,414,121.60/68,132,029.92 = 15,122,247.04/x
  3. Step 3: Cross multiply
    45,414,121.60x = 68,132,029.92 × 15,122,247.04
  4. Step 4: Simplify right side
    45,414,121.60x = 1,030,309,387,786,911.38
  5. Step 5: Solve for x
    x = 1,030,309,387,786,911.38/45,414,121.60
  6. Step 6: Final answer
    x = 22,686,982.63

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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.