Home / 13,645,321.76-20,467,195.32-8,252,524.28

Finding the Fourth Proportional to 13,645,321.76, 20,467,195.32 and 8,252,524.28

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Solution

The fourth proportional to 13,645,321.76, 20,467,195.32 and 8,252,524.28 is: 12,378,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,321.76 : 20,467,195.32 = 8,252,524.28 : x
  2. Step 2: Convert to fraction form
    13,645,321.76/20,467,195.32 = 8,252,524.28/x
  3. Step 3: Cross multiply
    13,645,321.76x = 20,467,195.32 × 8,252,524.28
  4. Step 4: Simplify right side
    13,645,321.76x = 168,906,026,321,802.38
  5. Step 5: Solve for x
    x = 168,906,026,321,802.38/13,645,321.76
  6. Step 6: Final answer
    x = 12,378,310.26

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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.