Home / 18,002,387.44-27,000,140.52-5,394,899.44

Finding the Fourth Proportional to 18,002,387.44, 27,000,140.52 and 5,394,899.44

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Solution

The fourth proportional to 18,002,387.44, 27,000,140.52 and 5,394,899.44 is: 8,091,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002,387.44 : 27,000,140.52 = 5,394,899.44 : x
  2. Step 2: Convert to fraction form
    18,002,387.44/27,000,140.52 = 5,394,899.44/x
  3. Step 3: Cross multiply
    18,002,387.44x = 27,000,140.52 × 5,394,899.44
  4. Step 4: Simplify right side
    18,002,387.44x = 145,663,042,971,269.31
  5. Step 5: Solve for x
    x = 145,663,042,971,269.31/18,002,387.44
  6. Step 6: Final answer
    x = 8,091,318.08

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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.