Home / 15,266,285.26-21,067,636.41-8,296,962.77

Finding the Fourth Proportional to 15,266,285.26, 21,067,636.41 and 8,296,962.77

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Solution

The fourth proportional to 15,266,285.26, 21,067,636.41 and 8,296,962.77 is: 11,449,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266,285.26 : 21,067,636.41 = 8,296,962.77 : x
  2. Step 2: Convert to fraction form
    15,266,285.26/21,067,636.41 = 8,296,962.77/x
  3. Step 3: Cross multiply
    15,266,285.26x = 21,067,636.41 × 8,296,962.77
  4. Step 4: Simplify right side
    15,266,285.26x = 174,797,394,998,335.56
  5. Step 5: Solve for x
    x = 174,797,394,998,335.56/15,266,285.26
  6. Step 6: Final answer
    x = 11,449,897.08

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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.