Home / 22,055,241.38-33,078,500.91-20,961,551.36

Finding the Fourth Proportional to 22,055,241.38, 33,078,500.91 and 20,961,551.36

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Solution

The fourth proportional to 22,055,241.38, 33,078,500.91 and 20,961,551.36 is: 31,438,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055,241.38 : 33,078,500.91 = 20,961,551.36 : x
  2. Step 2: Convert to fraction form
    22,055,241.38/33,078,500.91 = 20,961,551.36/x
  3. Step 3: Cross multiply
    22,055,241.38x = 33,078,500.91 × 20,961,551.36
  4. Step 4: Simplify right side
    22,055,241.38x = 693,376,695,571,379.25
  5. Step 5: Solve for x
    x = 693,376,695,571,379.25/22,055,241.38
  6. Step 6: Final answer
    x = 31,438,182.14

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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.