Home / 60,560,723.40-90,691,785.90-40,256,032.20

Finding the Fourth Proportional to 60,560,723.40, 90,691,785.90 and 40,256,032.20

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Solution

The fourth proportional to 60,560,723.40, 90,691,785.90 and 40,256,032.20 is: 60,284,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,560,723.40 : 90,691,785.90 = 40,256,032.20 : x
  2. Step 2: Convert to fraction form
    60,560,723.40/90,691,785.90 = 40,256,032.20/x
  3. Step 3: Cross multiply
    60,560,723.40x = 90,691,785.90 × 40,256,032.20
  4. Step 4: Simplify right side
    60,560,723.40x = 3,650,891,453,465,906.50
  5. Step 5: Solve for x
    x = 3,650,891,453,465,906.50/60,560,723.40
  6. Step 6: Final answer
    x = 60,284,805.87

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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.