Home / 15,266,273.22-21,067,619.82-8,296,950.78

Finding the Fourth Proportional to 15,266,273.22, 21,067,619.82 and 8,296,950.78

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Solution

The fourth proportional to 15,266,273.22, 21,067,619.82 and 8,296,950.78 is: 11,449,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266,273.22 : 21,067,619.82 = 8,296,950.78 : x
  2. Step 2: Convert to fraction form
    15,266,273.22/21,067,619.82 = 8,296,950.78/x
  3. Step 3: Cross multiply
    15,266,273.22x = 21,067,619.82 × 8,296,950.78
  4. Step 4: Simplify right side
    15,266,273.22x = 174,797,004,698,292.47
  5. Step 5: Solve for x
    x = 174,797,004,698,292.47/15,266,273.22
  6. Step 6: Final answer
    x = 11,449,880.54

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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.