Home / 22,180,622.44-30,765,855.17-21,590,722.92

Finding the Fourth Proportional to 22,180,622.44, 30,765,855.17 and 21,590,722.92

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Solution

The fourth proportional to 22,180,622.44, 30,765,855.17 and 21,590,722.92 is: 29,947,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,180,622.44 : 30,765,855.17 = 21,590,722.92 : x
  2. Step 2: Convert to fraction form
    22,180,622.44/30,765,855.17 = 21,590,722.92/x
  3. Step 3: Cross multiply
    22,180,622.44x = 30,765,855.17 × 21,590,722.92
  4. Step 4: Simplify right side
    22,180,622.44x = 664,257,054,372,319.62
  5. Step 5: Solve for x
    x = 664,257,054,372,319.62/22,180,622.44
  6. Step 6: Final answer
    x = 29,947,629.11

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.