Home / 18,132,744.23-25,023,801.18-9,873,126.84

Finding the Fourth Proportional to 18,132,744.23, 25,023,801.18 and 9,873,126.84

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Solution

The fourth proportional to 18,132,744.23, 25,023,801.18 and 9,873,126.84 is: 13,625,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132,744.23 : 25,023,801.18 = 9,873,126.84 : x
  2. Step 2: Convert to fraction form
    18,132,744.23/25,023,801.18 = 9,873,126.84/x
  3. Step 3: Cross multiply
    18,132,744.23x = 25,023,801.18 × 9,873,126.84
  4. Step 4: Simplify right side
    18,132,744.23x = 247,063,163,069,081.66
  5. Step 5: Solve for x
    x = 247,063,163,069,081.66/18,132,744.23
  6. Step 6: Final answer
    x = 13,625,249.43

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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.