Home / 18,106,883.65-27,172,291.11-8,525,002.42

Finding the Fourth Proportional to 18,106,883.65, 27,172,291.11 and 8,525,002.42

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Solution

The fourth proportional to 18,106,883.65, 27,172,291.11 and 8,525,002.42 is: 12,793,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106,883.65 : 27,172,291.11 = 8,525,002.42 : x
  2. Step 2: Convert to fraction form
    18,106,883.65/27,172,291.11 = 8,525,002.42/x
  3. Step 3: Cross multiply
    18,106,883.65x = 27,172,291.11 × 8,525,002.42
  4. Step 4: Simplify right side
    18,106,883.65x = 231,643,847,469,694.47
  5. Step 5: Solve for x
    x = 231,643,847,469,694.47/18,106,883.65
  6. Step 6: Final answer
    x = 12,793,137.24

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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.