Home / 20,007,323.22-27,609,745.38-11,305,308.54

Finding the Fourth Proportional to 20,007,323.22, 27,609,745.38 and 11,305,308.54

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Solution

The fourth proportional to 20,007,323.22, 27,609,745.38 and 11,305,308.54 is: 15,601,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007,323.22 : 27,609,745.38 = 11,305,308.54 : x
  2. Step 2: Convert to fraction form
    20,007,323.22/27,609,745.38 = 11,305,308.54/x
  3. Step 3: Cross multiply
    20,007,323.22x = 27,609,745.38 × 11,305,308.54
  4. Step 4: Simplify right side
    20,007,323.22x = 312,136,690,231,739.50
  5. Step 5: Solve for x
    x = 312,136,690,231,739.50/20,007,323.22
  6. Step 6: Final answer
    x = 15,601,121.99

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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.