Home / 18,450,517.44-27,675,874.92-12,100,978.08

Finding the Fourth Proportional to 18,450,517.44, 27,675,874.92 and 12,100,978.08

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Solution

The fourth proportional to 18,450,517.44, 27,675,874.92 and 12,100,978.08 is: 18,151,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450,517.44 : 27,675,874.92 = 12,100,978.08 : x
  2. Step 2: Convert to fraction form
    18,450,517.44/27,675,874.92 = 12,100,978.08/x
  3. Step 3: Cross multiply
    18,450,517.44x = 27,675,874.92 × 12,100,978.08
  4. Step 4: Simplify right side
    18,450,517.44x = 334,905,155,751,741.75
  5. Step 5: Solve for x
    x = 334,905,155,751,741.75/18,450,517.44
  6. Step 6: Final answer
    x = 18,151,531.89

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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.