Home / 8,109,932.76-12,169,092.65-3,564,171.18

Finding the Fourth Proportional to 8,109,932.76, 12,169,092.65 and 3,564,171.18

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Solution

The fourth proportional to 8,109,932.76, 12,169,092.65 and 3,564,171.18 is: 5,348,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,932.76 : 12,169,092.65 = 3,564,171.18 : x
  2. Step 2: Convert to fraction form
    8,109,932.76/12,169,092.65 = 3,564,171.18/x
  3. Step 3: Cross multiply
    8,109,932.76x = 12,169,092.65 × 3,564,171.18
  4. Step 4: Simplify right side
    8,109,932.76x = 43,372,729,292,058.97
  5. Step 5: Solve for x
    x = 43,372,729,292,058.97/8,109,932.76
  6. Step 6: Final answer
    x = 5,348,099.74

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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.