Home / 20,064,138.26-27,690,218.45-11,363,858.60

Finding the Fourth Proportional to 20,064,138.26, 27,690,218.45 and 11,363,858.60

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Solution

The fourth proportional to 20,064,138.26, 27,690,218.45 and 11,363,858.60 is: 15,683,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,138.26 : 27,690,218.45 = 11,363,858.60 : x
  2. Step 2: Convert to fraction form
    20,064,138.26/27,690,218.45 = 11,363,858.60/x
  3. Step 3: Cross multiply
    20,064,138.26x = 27,690,218.45 × 11,363,858.60
  4. Step 4: Simplify right side
    20,064,138.26x = 314,667,726,873,640.81
  5. Step 5: Solve for x
    x = 314,667,726,873,640.81/20,064,138.26
  6. Step 6: Final answer
    x = 15,683,092.04

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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.