Home / 17,422,286.70-26,131,727.15-5,291,855.49

Finding the Fourth Proportional to 17,422,286.70, 26,131,727.15 and 5,291,855.49

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Solution

The fourth proportional to 17,422,286.70, 26,131,727.15 and 5,291,855.49 is: 7,937,265.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422,286.70 : 26,131,727.15 = 5,291,855.49 : x
  2. Step 2: Convert to fraction form
    17,422,286.70/26,131,727.15 = 5,291,855.49/x
  3. Step 3: Cross multiply
    17,422,286.70x = 26,131,727.15 × 5,291,855.49
  4. Step 4: Simplify right side
    17,422,286.70x = 138,285,323,755,450.28
  5. Step 5: Solve for x
    x = 138,285,323,755,450.28/17,422,286.70
  6. Step 6: Final answer
    x = 7,937,265.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.