Home / 22,160,002.60-33,240,003.90-20,816,309.80

Finding the Fourth Proportional to 22,160,002.60, 33,240,003.90 and 20,816,309.80

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Solution

The fourth proportional to 22,160,002.60, 33,240,003.90 and 20,816,309.80 is: 31,224,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160,002.60 : 33,240,003.90 = 20,816,309.80 : x
  2. Step 2: Convert to fraction form
    22,160,002.60/33,240,003.90 = 20,816,309.80/x
  3. Step 3: Cross multiply
    22,160,002.60x = 33,240,003.90 × 20,816,309.80
  4. Step 4: Simplify right side
    22,160,002.60x = 691,934,218,935,608.25
  5. Step 5: Solve for x
    x = 691,934,218,935,608.25/22,160,002.60
  6. Step 6: Final answer
    x = 31,224,464.70

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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.