Home / 11,986,556.91-16,543,066.77-6,760,637.79

Finding the Fourth Proportional to 11,986,556.91, 16,543,066.77 and 6,760,637.79

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Solution

The fourth proportional to 11,986,556.91, 16,543,066.77 and 6,760,637.79 is: 9,330,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986,556.91 : 16,543,066.77 = 6,760,637.79 : x
  2. Step 2: Convert to fraction form
    11,986,556.91/16,543,066.77 = 6,760,637.79/x
  3. Step 3: Cross multiply
    11,986,556.91x = 16,543,066.77 × 6,760,637.79
  4. Step 4: Simplify right side
    11,986,556.91x = 111,841,682,367,755.23
  5. Step 5: Solve for x
    x = 111,841,682,367,755.23/11,986,556.91
  6. Step 6: Final answer
    x = 9,330,592.86

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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.