Home / 20,253,753.60-27,949,098.24-11,084,622.72

Finding the Fourth Proportional to 20,253,753.60, 27,949,098.24 and 11,084,622.72

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Solution

The fourth proportional to 20,253,753.60, 27,949,098.24 and 11,084,622.72 is: 15,296,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,253,753.60 : 27,949,098.24 = 11,084,622.72 : x
  2. Step 2: Convert to fraction form
    20,253,753.60/27,949,098.24 = 11,084,622.72/x
  3. Step 3: Cross multiply
    20,253,753.60x = 27,949,098.24 × 11,084,622.72
  4. Step 4: Simplify right side
    20,253,753.60x = 309,805,209,354,616
  5. Step 5: Solve for x
    x = 309,805,209,354,616/20,253,753.60
  6. Step 6: Final answer
    x = 15,296,187.34

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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.