Home / 13,612,998.70-20,394,614.85-11,074,912.30

Finding the Fourth Proportional to 13,612,998.70, 20,394,614.85 and 11,074,912.30

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Solution

The fourth proportional to 13,612,998.70, 20,394,614.85 and 11,074,912.30 is: 16,592,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,998.70 : 20,394,614.85 = 11,074,912.30 : x
  2. Step 2: Convert to fraction form
    13,612,998.70/20,394,614.85 = 11,074,912.30/x
  3. Step 3: Cross multiply
    13,612,998.70x = 20,394,614.85 × 11,074,912.30
  4. Step 4: Simplify right side
    13,612,998.70x = 225,868,570,856,027.69
  5. Step 5: Solve for x
    x = 225,868,570,856,027.69/13,612,998.70
  6. Step 6: Final answer
    x = 16,592,124.62

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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.