Home / 13,832,859.20-20,752,917.60-5,313,473.60

Finding the Fourth Proportional to 13,832,859.20, 20,752,917.60 and 5,313,473.60

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Solution

The fourth proportional to 13,832,859.20, 20,752,917.60 and 5,313,473.60 is: 7,971,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832,859.20 : 20,752,917.60 = 5,313,473.60 : x
  2. Step 2: Convert to fraction form
    13,832,859.20/20,752,917.60 = 5,313,473.60/x
  3. Step 3: Cross multiply
    13,832,859.20x = 20,752,917.60 × 5,313,473.60
  4. Step 4: Simplify right side
    13,832,859.20x = 110,270,079,790,575.36
  5. Step 5: Solve for x
    x = 110,270,079,790,575.36/13,832,859.20
  6. Step 6: Final answer
    x = 7,971,604.29

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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.