Home / 19,993,514.24-27,591,087.23-11,172,965.54

Finding the Fourth Proportional to 19,993,514.24, 27,591,087.23 and 11,172,965.54

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Solution

The fourth proportional to 19,993,514.24, 27,591,087.23 and 11,172,965.54 is: 15,418,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993,514.24 : 27,591,087.23 = 11,172,965.54 : x
  2. Step 2: Convert to fraction form
    19,993,514.24/27,591,087.23 = 11,172,965.54/x
  3. Step 3: Cross multiply
    19,993,514.24x = 27,591,087.23 × 11,172,965.54
  4. Step 4: Simplify right side
    19,993,514.24x = 308,274,266,638,103.81
  5. Step 5: Solve for x
    x = 308,274,266,638,103.81/19,993,514.24
  6. Step 6: Final answer
    x = 15,418,713.44

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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.