Home / 12,384,297.29-17,090,897.77-6,877,696.47

Finding the Fourth Proportional to 12,384,297.29, 17,090,897.77 and 6,877,696.47

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Solution

The fourth proportional to 12,384,297.29, 17,090,897.77 and 6,877,696.47 is: 9,491,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,297.29 : 17,090,897.77 = 6,877,696.47 : x
  2. Step 2: Convert to fraction form
    12,384,297.29/17,090,897.77 = 6,877,696.47/x
  3. Step 3: Cross multiply
    12,384,297.29x = 17,090,897.77 × 6,877,696.47
  4. Step 4: Simplify right side
    12,384,297.29x = 117,546,007,206,366.11
  5. Step 5: Solve for x
    x = 117,546,007,206,366.11/12,384,297.29
  6. Step 6: Final answer
    x = 9,491,536.29

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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.