Home / 22,142,721.80-33,214,082.70-10,198,785.80

Finding the Fourth Proportional to 22,142,721.80, 33,214,082.70 and 10,198,785.80

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Solution

The fourth proportional to 22,142,721.80, 33,214,082.70 and 10,198,785.80 is: 15,298,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142,721.80 : 33,214,082.70 = 10,198,785.80 : x
  2. Step 2: Convert to fraction form
    22,142,721.80/33,214,082.70 = 10,198,785.80/x
  3. Step 3: Cross multiply
    22,142,721.80x = 33,214,082.70 × 10,198,785.80
  4. Step 4: Simplify right side
    22,142,721.80x = 338,743,315,000,785.69
  5. Step 5: Solve for x
    x = 338,743,315,000,785.69/22,142,721.80
  6. Step 6: Final answer
    x = 15,298,178.70

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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.