Home / 20,242,293.10-27,935,062.11-11,074,936.30

Finding the Fourth Proportional to 20,242,293.10, 27,935,062.11 and 11,074,936.30

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Solution

The fourth proportional to 20,242,293.10, 27,935,062.11 and 11,074,936.30 is: 15,283,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242,293.10 : 27,935,062.11 = 11,074,936.30 : x
  2. Step 2: Convert to fraction form
    20,242,293.10/27,935,062.11 = 11,074,936.30/x
  3. Step 3: Cross multiply
    20,242,293.10x = 27,935,062.11 × 11,074,936.30
  4. Step 4: Simplify right side
    20,242,293.10x = 309,379,033,404,793.62
  5. Step 5: Solve for x
    x = 309,379,033,404,793.62/20,242,293.10
  6. Step 6: Final answer
    x = 15,283,793.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.