Home / 40,491,865.94-60,726,185.91-13,200,540.80

Finding the Fourth Proportional to 40,491,865.94, 60,726,185.91 and 13,200,540.80

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Solution

The fourth proportional to 40,491,865.94, 60,726,185.91 and 13,200,540.80 is: 19,797,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,491,865.94 : 60,726,185.91 = 13,200,540.80 : x
  2. Step 2: Convert to fraction form
    40,491,865.94/60,726,185.91 = 13,200,540.80/x
  3. Step 3: Cross multiply
    40,491,865.94x = 60,726,185.91 × 13,200,540.80
  4. Step 4: Simplify right side
    40,491,865.94x = 801,618,494,429,709.12
  5. Step 5: Solve for x
    x = 801,618,494,429,709.12/40,491,865.94
  6. Step 6: Final answer
    x = 19,797,025.30

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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.