Home / 22,109,460.20-33,164,190.30-20,125,413.80

Finding the Fourth Proportional to 22,109,460.20, 33,164,190.30 and 20,125,413.80

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Solution

The fourth proportional to 22,109,460.20, 33,164,190.30 and 20,125,413.80 is: 30,188,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,109,460.20 : 33,164,190.30 = 20,125,413.80 : x
  2. Step 2: Convert to fraction form
    22,109,460.20/33,164,190.30 = 20,125,413.80/x
  3. Step 3: Cross multiply
    22,109,460.20x = 33,164,190.30 × 20,125,413.80
  4. Step 4: Simplify right side
    22,109,460.20x = 667,443,053,129,446.12
  5. Step 5: Solve for x
    x = 667,443,053,129,446.12/22,109,460.20
  6. Step 6: Final answer
    x = 30,188,120.70

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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.