Home / 15,552,116.70-23,328,175.05-11,720,103.90

Finding the Fourth Proportional to 15,552,116.70, 23,328,175.05 and 11,720,103.90

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Solution

The fourth proportional to 15,552,116.70, 23,328,175.05 and 11,720,103.90 is: 17,580,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,116.70 : 23,328,175.05 = 11,720,103.90 : x
  2. Step 2: Convert to fraction form
    15,552,116.70/23,328,175.05 = 11,720,103.90/x
  3. Step 3: Cross multiply
    15,552,116.70x = 23,328,175.05 × 11,720,103.90
  4. Step 4: Simplify right side
    15,552,116.70x = 273,408,635,383,387.72
  5. Step 5: Solve for x
    x = 273,408,635,383,387.72/15,552,116.70
  6. Step 6: Final answer
    x = 17,580,155.85

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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.