Home / 18,040,383.75-27,047,719.71-8,450,530.92

Finding the Fourth Proportional to 18,040,383.75, 27,047,719.71 and 8,450,530.92

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Solution

The fourth proportional to 18,040,383.75, 27,047,719.71 and 8,450,530.92 is: 12,669,774.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040,383.75 : 27,047,719.71 = 8,450,530.92 : x
  2. Step 2: Convert to fraction form
    18,040,383.75/27,047,719.71 = 8,450,530.92/x
  3. Step 3: Cross multiply
    18,040,383.75x = 27,047,719.71 × 8,450,530.92
  4. Step 4: Simplify right side
    18,040,383.75x = 228,567,591,724,848.44
  5. Step 5: Solve for x
    x = 228,567,591,724,848.44/18,040,383.75
  6. Step 6: Final answer
    x = 12,669,774.37

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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.