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Finding the Fourth Proportional to 22,145,311.55, 33,217,967.33 and 22,145,311.55

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Solution

The fourth proportional to 22,145,311.55, 33,217,967.33 and 22,145,311.55 is: 33,217,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,311.55 : 33,217,967.33 = 22,145,311.55 : x
  2. Step 2: Convert to fraction form
    22,145,311.55/33,217,967.33 = 22,145,311.55/x
  3. Step 3: Cross multiply
    22,145,311.55x = 33,217,967.33 × 22,145,311.55
  4. Step 4: Simplify right side
    22,145,311.55x = 735,622,235,469,845.12
  5. Step 5: Solve for x
    x = 735,622,235,469,845.12/22,145,311.55
  6. Step 6: Final answer
    x = 33,217,967.33

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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.