Home / 18,719,947.33-28,082,938.33-5,766,091.98

Finding the Fourth Proportional to 18,719,947.33, 28,082,938.33 and 5,766,091.98

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Solution

The fourth proportional to 18,719,947.33, 28,082,938.33 and 5,766,091.98 is: 8,650,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719,947.33 : 28,082,938.33 = 5,766,091.98 : x
  2. Step 2: Convert to fraction form
    18,719,947.33/28,082,938.33 = 5,766,091.98/x
  3. Step 3: Cross multiply
    18,719,947.33x = 28,082,938.33 × 5,766,091.98
  4. Step 4: Simplify right side
    18,719,947.33x = 161,928,805,324,617.66
  5. Step 5: Solve for x
    x = 161,928,805,324,617.66/18,719,947.33
  6. Step 6: Final answer
    x = 8,650,067.36

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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.