Home / 12,448,152.80-18,672,229.20-3,472,704.80

Finding the Fourth Proportional to 12,448,152.80, 18,672,229.20 and 3,472,704.80

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Solution

The fourth proportional to 12,448,152.80, 18,672,229.20 and 3,472,704.80 is: 5,209,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,152.80 : 18,672,229.20 = 3,472,704.80 : x
  2. Step 2: Convert to fraction form
    12,448,152.80/18,672,229.20 = 3,472,704.80/x
  3. Step 3: Cross multiply
    12,448,152.80x = 18,672,229.20 × 3,472,704.80
  4. Step 4: Simplify right side
    12,448,152.80x = 64,843,139,969,540.16
  5. Step 5: Solve for x
    x = 64,843,139,969,540.16/12,448,152.80
  6. Step 6: Final answer
    x = 5,209,057.20

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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.