Home / 33,214,400.60-49,821,600.90-20,393,331.80

Finding the Fourth Proportional to 33,214,400.60, 49,821,600.90 and 20,393,331.80

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Solution

The fourth proportional to 33,214,400.60, 49,821,600.90 and 20,393,331.80 is: 30,589,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214,400.60 : 49,821,600.90 = 20,393,331.80 : x
  2. Step 2: Convert to fraction form
    33,214,400.60/49,821,600.90 = 20,393,331.80/x
  3. Step 3: Cross multiply
    33,214,400.60x = 49,821,600.90 × 20,393,331.80
  4. Step 4: Simplify right side
    33,214,400.60x = 1,016,028,437,960,878.62
  5. Step 5: Solve for x
    x = 1,016,028,437,960,878.62/33,214,400.60
  6. Step 6: Final answer
    x = 30,589,997.70

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1.5x scale

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.