Home / 12,449,589.13-17,180,448.71-6,867,709.44

Finding the Fourth Proportional to 12,449,589.13, 17,180,448.71 and 6,867,709.44

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Solution

The fourth proportional to 12,449,589.13, 17,180,448.71 and 6,867,709.44 is: 9,477,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,589.13 : 17,180,448.71 = 6,867,709.44 : x
  2. Step 2: Convert to fraction form
    12,449,589.13/17,180,448.71 = 6,867,709.44/x
  3. Step 3: Cross multiply
    12,449,589.13x = 17,180,448.71 × 6,867,709.44
  4. Step 4: Simplify right side
    12,449,589.13x = 117,990,329,789,102.83
  5. Step 5: Solve for x
    x = 117,990,329,789,102.83/12,449,589.13
  6. Step 6: Final answer
    x = 9,477,447.69

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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.