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Finding the Fourth Proportional to 11,671,448.88, 16,109,286.88 and 6,844,108.08

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Solution

The fourth proportional to 11,671,448.88, 16,109,286.88 and 6,844,108.08 is: 9,446,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671,448.88 : 16,109,286.88 = 6,844,108.08 : x
  2. Step 2: Convert to fraction form
    11,671,448.88/16,109,286.88 = 6,844,108.08/x
  3. Step 3: Cross multiply
    11,671,448.88x = 16,109,286.88 × 6,844,108.08
  4. Step 4: Simplify right side
    11,671,448.88x = 110,253,700,498,446
  5. Step 5: Solve for x
    x = 110,253,700,498,446/11,671,448.88
  6. Step 6: Final answer
    x = 9,446,445.05

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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.