Home / 16,882,505.76-23,297,787.09-9,147,578.85

Finding the Fourth Proportional to 16,882,505.76, 23,297,787.09 and 9,147,578.85

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Solution

The fourth proportional to 16,882,505.76, 23,297,787.09 and 9,147,578.85 is: 12,623,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,882,505.76 : 23,297,787.09 = 9,147,578.85 : x
  2. Step 2: Convert to fraction form
    16,882,505.76/23,297,787.09 = 9,147,578.85/x
  3. Step 3: Cross multiply
    16,882,505.76x = 23,297,787.09 × 9,147,578.85
  4. Step 4: Simplify right side
    16,882,505.76x = 213,118,344,436,287.03
  5. Step 5: Solve for x
    x = 213,118,344,436,287.03/16,882,505.76
  6. Step 6: Final answer
    x = 12,623,620.42

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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.