Home / 18,151,922.80-27,227,884.20-18,045,634.60

Finding the Fourth Proportional to 18,151,922.80, 27,227,884.20 and 18,045,634.60

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Solution

The fourth proportional to 18,151,922.80, 27,227,884.20 and 18,045,634.60 is: 27,068,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,922.80 : 27,227,884.20 = 18,045,634.60 : x
  2. Step 2: Convert to fraction form
    18,151,922.80/27,227,884.20 = 18,045,634.60/x
  3. Step 3: Cross multiply
    18,151,922.80x = 27,227,884.20 × 18,045,634.60
  4. Step 4: Simplify right side
    18,151,922.80x = 491,344,449,204,313.38
  5. Step 5: Solve for x
    x = 491,344,449,204,313.38/18,151,922.80
  6. Step 6: Final answer
    x = 27,068,451.90

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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.