Home / 22,378,520.70-33,567,781.05-7,243,314.30

Finding the Fourth Proportional to 22,378,520.70, 33,567,781.05 and 7,243,314.30

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Solution

The fourth proportional to 22,378,520.70, 33,567,781.05 and 7,243,314.30 is: 10,864,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,520.70 : 33,567,781.05 = 7,243,314.30 : x
  2. Step 2: Convert to fraction form
    22,378,520.70/33,567,781.05 = 7,243,314.30/x
  3. Step 3: Cross multiply
    22,378,520.70x = 33,567,781.05 × 7,243,314.30
  4. Step 4: Simplify right side
    22,378,520.70x = 243,141,988,498,734
  5. Step 5: Solve for x
    x = 243,141,988,498,734/22,378,520.70
  6. Step 6: Final answer
    x = 10,864,971.45

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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.