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Finding the Fourth Proportional to 16,842,375.96, 25,264,481.88 and 5,326,982.64

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Solution

The fourth proportional to 16,842,375.96, 25,264,481.88 and 5,326,982.64 is: 7,990,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842,375.96 : 25,264,481.88 = 5,326,982.64 : x
  2. Step 2: Convert to fraction form
    16,842,375.96/25,264,481.88 = 5,326,982.64/x
  3. Step 3: Cross multiply
    16,842,375.96x = 25,264,481.88 × 5,326,982.64
  4. Step 4: Simplify right side
    16,842,375.96x = 134,583,456,383,354.55
  5. Step 5: Solve for x
    x = 134,583,456,383,354.55/16,842,375.96
  6. Step 6: Final answer
    x = 7,990,764.29

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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.