Home / 18,231,751.84-25,158,799.92-9,970,183.84

Finding the Fourth Proportional to 18,231,751.84, 25,158,799.92 and 9,970,183.84

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Solution

The fourth proportional to 18,231,751.84, 25,158,799.92 and 9,970,183.84 is: 13,758,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231,751.84 : 25,158,799.92 = 9,970,183.84 : x
  2. Step 2: Convert to fraction form
    18,231,751.84/25,158,799.92 = 9,970,183.84/x
  3. Step 3: Cross multiply
    18,231,751.84x = 25,158,799.92 × 9,970,183.84
  4. Step 4: Simplify right side
    18,231,751.84x = 250,837,860,396,177.31
  5. Step 5: Solve for x
    x = 250,837,860,396,177.31/18,231,751.84
  6. Step 6: Final answer
    x = 13,758,297.21

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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.