Home / 11,990,287-16,546,596.42-6,557,779

Finding the Fourth Proportional to 11,990,287, 16,546,596.42 and 6,557,779

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Solution

The fourth proportional to 11,990,287, 16,546,596.42 and 6,557,779 is: 9,049,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,287 : 16,546,596.42 = 6,557,779 : x
  2. Step 2: Convert to fraction form
    11,990,287/16,546,596.42 = 6,557,779/x
  3. Step 3: Cross multiply
    11,990,287x = 16,546,596.42 × 6,557,779
  4. Step 4: Simplify right side
    11,990,287x = 108,508,922,524,551.17
  5. Step 5: Solve for x
    x = 108,508,922,524,551.17/11,990,287
  6. Step 6: Final answer
    x = 9,049,735.22

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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.