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Finding the Fourth Proportional to 22,019,910.38, 33,029,865.60 and 22,019,910.38

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Solution

The fourth proportional to 22,019,910.38, 33,029,865.60 and 22,019,910.38 is: 33,029,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,910.38 : 33,029,865.60 = 22,019,910.38 : x
  2. Step 2: Convert to fraction form
    22,019,910.38/33,029,865.60 = 22,019,910.38/x
  3. Step 3: Cross multiply
    22,019,910.38x = 33,029,865.60 × 22,019,910.38
  4. Step 4: Simplify right side
    22,019,910.38x = 727,314,680,375,444.88
  5. Step 5: Solve for x
    x = 727,314,680,375,444.88/22,019,910.38
  6. Step 6: Final answer
    x = 33,029,865.60

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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.