Home / 15,986,296.86-22,061,074.11-8,644,112.42

Finding the Fourth Proportional to 15,986,296.86, 22,061,074.11 and 8,644,112.42

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Solution

The fourth proportional to 15,986,296.86, 22,061,074.11 and 8,644,112.42 is: 11,928,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,296.86 : 22,061,074.11 = 8,644,112.42 : x
  2. Step 2: Convert to fraction form
    15,986,296.86/22,061,074.11 = 8,644,112.42/x
  3. Step 3: Cross multiply
    15,986,296.86x = 22,061,074.11 × 8,644,112.42
  4. Step 4: Simplify right side
    15,986,296.86x = 190,698,404,712,791.44
  5. Step 5: Solve for x
    x = 190,698,404,712,791.44/15,986,296.86
  6. Step 6: Final answer
    x = 11,928,866.73

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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.