Home / 13,627,249.35-20,440,874.03-11,191,806.15

Finding the Fourth Proportional to 13,627,249.35, 20,440,874.03 and 11,191,806.15

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Solution

The fourth proportional to 13,627,249.35, 20,440,874.03 and 11,191,806.15 is: 16,787,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,249.35 : 20,440,874.03 = 11,191,806.15 : x
  2. Step 2: Convert to fraction form
    13,627,249.35/20,440,874.03 = 11,191,806.15/x
  3. Step 3: Cross multiply
    13,627,249.35x = 20,440,874.03 × 11,191,806.15
  4. Step 4: Simplify right side
    13,627,249.35x = 228,770,299,624,370.25
  5. Step 5: Solve for x
    x = 228,770,299,624,370.25/13,627,249.35
  6. Step 6: Final answer
    x = 16,787,709.23

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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.