Home / 18,368,716.97-25,348,822.09-10,108,779.26

Finding the Fourth Proportional to 18,368,716.97, 25,348,822.09 and 10,108,779.26

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Solution

The fourth proportional to 18,368,716.97, 25,348,822.09 and 10,108,779.26 is: 13,950,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,368,716.97 : 25,348,822.09 = 10,108,779.26 : x
  2. Step 2: Convert to fraction form
    18,368,716.97/25,348,822.09 = 10,108,779.26/x
  3. Step 3: Cross multiply
    18,368,716.97x = 25,348,822.09 × 10,108,779.26
  4. Step 4: Simplify right side
    18,368,716.97x = 256,245,646,856,805.81
  5. Step 5: Solve for x
    x = 256,245,646,856,805.81/18,368,716.97
  6. Step 6: Final answer
    x = 13,950,111.34

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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.