Home / 22,378,555.20-33,567,832.80-7,243,348.80

Finding the Fourth Proportional to 22,378,555.20, 33,567,832.80 and 7,243,348.80

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Solution

The fourth proportional to 22,378,555.20, 33,567,832.80 and 7,243,348.80 is: 10,865,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,555.20 : 33,567,832.80 = 7,243,348.80 : x
  2. Step 2: Convert to fraction form
    22,378,555.20/33,567,832.80 = 7,243,348.80/x
  3. Step 3: Cross multiply
    22,378,555.20x = 33,567,832.80 × 7,243,348.80
  4. Step 4: Simplify right side
    22,378,555.20x = 243,143,521,430,480.62
  5. Step 5: Solve for x
    x = 243,143,521,430,480.62/22,378,555.20
  6. Step 6: Final answer
    x = 10,865,023.20

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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.