Home / 21,498,396-29,667,786.48-11,840,604

Finding the Fourth Proportional to 21,498,396, 29,667,786.48 and 11,840,604

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Solution

The fourth proportional to 21,498,396, 29,667,786.48 and 11,840,604 is: 16,340,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,396 : 29,667,786.48 = 11,840,604 : x
  2. Step 2: Convert to fraction form
    21,498,396/29,667,786.48 = 11,840,604/x
  3. Step 3: Cross multiply
    21,498,396x = 29,667,786.48 × 11,840,604
  4. Step 4: Simplify right side
    21,498,396x = 351,284,511,266,233.94
  5. Step 5: Solve for x
    x = 351,284,511,266,233.94/21,498,396
  6. Step 6: Final answer
    x = 16,340,033.52

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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.