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Finding the Fourth Proportional to 22,381,020.90, 33,571,531.35 and 22,381,020.90

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Solution

The fourth proportional to 22,381,020.90, 33,571,531.35 and 22,381,020.90 is: 33,571,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381,020.90 : 33,571,531.35 = 22,381,020.90 : x
  2. Step 2: Convert to fraction form
    22,381,020.90/33,571,531.35 = 22,381,020.90/x
  3. Step 3: Cross multiply
    22,381,020.90x = 33,571,531.35 × 22,381,020.90
  4. Step 4: Simplify right side
    22,381,020.90x = 751,365,144,789,355.25
  5. Step 5: Solve for x
    x = 751,365,144,789,355.25/22,381,020.90
  6. Step 6: Final answer
    x = 33,571,531.35

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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.