Home / 18,027,184.92-27,040,777.36-4,380,261.18

Finding the Fourth Proportional to 18,027,184.92, 27,040,777.36 and 4,380,261.18

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Solution

The fourth proportional to 18,027,184.92, 27,040,777.36 and 4,380,261.18 is: 6,570,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,184.92 : 27,040,777.36 = 4,380,261.18 : x
  2. Step 2: Convert to fraction form
    18,027,184.92/27,040,777.36 = 4,380,261.18/x
  3. Step 3: Cross multiply
    18,027,184.92x = 27,040,777.36 × 4,380,261.18
  4. Step 4: Simplify right side
    18,027,184.92x = 118,445,667,347,030.88
  5. Step 5: Solve for x
    x = 118,445,667,347,030.88/18,027,184.92
  6. Step 6: Final answer
    x = 6,570,391.77

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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.