Home / 18,267,850.97-25,189,436.50-11,641,948.36

Finding the Fourth Proportional to 18,267,850.97, 25,189,436.50 and 11,641,948.36

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Solution

The fourth proportional to 18,267,850.97, 25,189,436.50 and 11,641,948.36 is: 16,053,016.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,850.97 : 25,189,436.50 = 11,641,948.36 : x
  2. Step 2: Convert to fraction form
    18,267,850.97/25,189,436.50 = 11,641,948.36/x
  3. Step 3: Cross multiply
    18,267,850.97x = 25,189,436.50 × 11,641,948.36
  4. Step 4: Simplify right side
    18,267,850.97x = 293,254,118,858,420.69
  5. Step 5: Solve for x
    x = 293,254,118,858,420.69/18,267,850.97
  6. Step 6: Final answer
    x = 16,053,016.81

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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.