Home / 12,382,986.06-17,088,189.57-6,876,217.26

Finding the Fourth Proportional to 12,382,986.06, 17,088,189.57 and 6,876,217.26

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Solution

The fourth proportional to 12,382,986.06, 17,088,189.57 and 6,876,217.26 is: 9,488,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,986.06 : 17,088,189.57 = 6,876,217.26 : x
  2. Step 2: Convert to fraction form
    12,382,986.06/17,088,189.57 = 6,876,217.26/x
  3. Step 3: Cross multiply
    12,382,986.06x = 17,088,189.57 × 6,876,217.26
  4. Step 4: Simplify right side
    12,382,986.06x = 117,502,104,063,385.97
  5. Step 5: Solve for x
    x = 117,502,104,063,385.97/12,382,986.06
  6. Step 6: Final answer
    x = 9,488,995.91

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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.