Home / 18,138,305.52-27,198,010.26-6,769,404.72

Finding the Fourth Proportional to 18,138,305.52, 27,198,010.26 and 6,769,404.72

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Solution

The fourth proportional to 18,138,305.52, 27,198,010.26 and 6,769,404.72 is: 10,150,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,138,305.52 : 27,198,010.26 = 6,769,404.72 : x
  2. Step 2: Convert to fraction form
    18,138,305.52/27,198,010.26 = 6,769,404.72/x
  3. Step 3: Cross multiply
    18,138,305.52x = 27,198,010.26 × 6,769,404.72
  4. Step 4: Simplify right side
    18,138,305.52x = 184,114,339,028,652.44
  5. Step 5: Solve for x
    x = 184,114,339,028,652.44/18,138,305.52
  6. Step 6: Final answer
    x = 10,150,580.98

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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.