Home / 27,807,130.20-41,722,505.10-13,422,793.80

Finding the Fourth Proportional to 27,807,130.20, 41,722,505.10 and 13,422,793.80

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Solution

The fourth proportional to 27,807,130.20, 41,722,505.10 and 13,422,793.80 is: 20,139,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807,130.20 : 41,722,505.10 = 13,422,793.80 : x
  2. Step 2: Convert to fraction form
    27,807,130.20/41,722,505.10 = 13,422,793.80/x
  3. Step 3: Cross multiply
    27,807,130.20x = 41,722,505.10 × 13,422,793.80
  4. Step 4: Simplify right side
    27,807,130.20x = 560,032,582,776,748.44
  5. Step 5: Solve for x
    x = 560,032,582,776,748.44/27,807,130.20
  6. Step 6: Final answer
    x = 20,139,891.41

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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.