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Finding the Fourth Proportional to 16,169,843.70, 24,254,765.55 and 8,084,067.30

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Solution

The fourth proportional to 16,169,843.70, 24,254,765.55 and 8,084,067.30 is: 12,126,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169,843.70 : 24,254,765.55 = 8,084,067.30 : x
  2. Step 2: Convert to fraction form
    16,169,843.70/24,254,765.55 = 8,084,067.30/x
  3. Step 3: Cross multiply
    16,169,843.70x = 24,254,765.55 × 8,084,067.30
  4. Step 4: Simplify right side
    16,169,843.70x = 196,077,157,051,921.53
  5. Step 5: Solve for x
    x = 196,077,157,051,921.53/16,169,843.70
  6. Step 6: Final answer
    x = 12,126,100.95

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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.