Home / 11,137,986-16,704,412.92-6,282,418.32

Finding the Fourth Proportional to 11,137,986, 16,704,412.92 and 6,282,418.32

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Solution

The fourth proportional to 11,137,986, 16,704,412.92 and 6,282,418.32 is: 9,422,180.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,986 : 16,704,412.92 = 6,282,418.32 : x
  2. Step 2: Convert to fraction form
    11,137,986/16,704,412.92 = 6,282,418.32/x
  3. Step 3: Cross multiply
    11,137,986x = 16,704,412.92 × 6,282,418.32
  4. Step 4: Simplify right side
    11,137,986x = 104,944,109,753,452.70
  5. Step 5: Solve for x
    x = 104,944,109,753,452.70/11,137,986
  6. Step 6: Final answer
    x = 9,422,180.07

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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.