Home / 20,196,515.36-27,867,439.32-11,494,170.56

Finding the Fourth Proportional to 20,196,515.36, 27,867,439.32 and 11,494,170.56

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Solution

The fourth proportional to 20,196,515.36, 27,867,439.32 and 11,494,170.56 is: 15,859,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,515.36 : 27,867,439.32 = 11,494,170.56 : x
  2. Step 2: Convert to fraction form
    20,196,515.36/27,867,439.32 = 11,494,170.56/x
  3. Step 3: Cross multiply
    20,196,515.36x = 27,867,439.32 × 11,494,170.56
  4. Step 4: Simplify right side
    20,196,515.36x = 320,313,100,614,530.44
  5. Step 5: Solve for x
    x = 320,313,100,614,530.44/20,196,515.36
  6. Step 6: Final answer
    x = 15,859,820.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.