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Finding the Fourth Proportional to 8,842,335.78, 13,259,865.30 and 3,379,448.34

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Solution

The fourth proportional to 8,842,335.78, 13,259,865.30 and 3,379,448.34 is: 5,067,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842,335.78 : 13,259,865.30 = 3,379,448.34 : x
  2. Step 2: Convert to fraction form
    8,842,335.78/13,259,865.30 = 3,379,448.34/x
  3. Step 3: Cross multiply
    8,842,335.78x = 13,259,865.30 × 3,379,448.34
  4. Step 4: Simplify right side
    8,842,335.78x = 44,811,029,776,708.60
  5. Step 5: Solve for x
    x = 44,811,029,776,708.60/8,842,335.78
  6. Step 6: Final answer
    x = 5,067,781.96

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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.