Home / 12,715,556.56-17,593,675.92-11,087,356.80

Finding the Fourth Proportional to 12,715,556.56, 17,593,675.92 and 11,087,356.80

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Solution

The fourth proportional to 12,715,556.56, 17,593,675.92 and 11,087,356.80 is: 15,340,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,556.56 : 17,593,675.92 = 11,087,356.80 : x
  2. Step 2: Convert to fraction form
    12,715,556.56/17,593,675.92 = 11,087,356.80/x
  3. Step 3: Cross multiply
    12,715,556.56x = 17,593,675.92 × 11,087,356.80
  4. Step 4: Simplify right side
    12,715,556.56x = 195,067,362,348,608.28
  5. Step 5: Solve for x
    x = 195,067,362,348,608.28/12,715,556.56
  6. Step 6: Final answer
    x = 15,340,843.43

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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.