Home / 52,181,379.88-78,259,135.20-17,637,014.26

Finding the Fourth Proportional to 52,181,379.88, 78,259,135.20 and 17,637,014.26

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Solution

The fourth proportional to 52,181,379.88, 78,259,135.20 and 17,637,014.26 is: 26,451,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181,379.88 : 78,259,135.20 = 17,637,014.26 : x
  2. Step 2: Convert to fraction form
    52,181,379.88/78,259,135.20 = 17,637,014.26/x
  3. Step 3: Cross multiply
    52,181,379.88x = 78,259,135.20 × 17,637,014.26
  4. Step 4: Simplify right side
    52,181,379.88x = 1,380,257,483,497,668.25
  5. Step 5: Solve for x
    x = 1,380,257,483,497,668.25/52,181,379.88
  6. Step 6: Final answer
    x = 26,451,149.56

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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.