Home / 18,222,736.60-27,334,542.30-5,443,658.20

Finding the Fourth Proportional to 18,222,736.60, 27,334,542.30 and 5,443,658.20

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Solution

The fourth proportional to 18,222,736.60, 27,334,542.30 and 5,443,658.20 is: 8,165,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,736.60 : 27,334,542.30 = 5,443,658.20 : x
  2. Step 2: Convert to fraction form
    18,222,736.60/27,334,542.30 = 5,443,658.20/x
  3. Step 3: Cross multiply
    18,222,736.60x = 27,334,542.30 × 5,443,658.20
  4. Step 4: Simplify right side
    18,222,736.60x = 148,799,905,334,641.88
  5. Step 5: Solve for x
    x = 148,799,905,334,641.88/18,222,736.60
  6. Step 6: Final answer
    x = 8,165,617.96

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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.