Home / 18,109,216.20-27,163,824.30-16,833,757.80

Finding the Fourth Proportional to 18,109,216.20, 27,163,824.30 and 16,833,757.80

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Solution

The fourth proportional to 18,109,216.20, 27,163,824.30 and 16,833,757.80 is: 25,250,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109,216.20 : 27,163,824.30 = 16,833,757.80 : x
  2. Step 2: Convert to fraction form
    18,109,216.20/27,163,824.30 = 16,833,757.80/x
  3. Step 3: Cross multiply
    18,109,216.20x = 27,163,824.30 × 16,833,757.80
  4. Step 4: Simplify right side
    18,109,216.20x = 457,269,239,187,954.56
  5. Step 5: Solve for x
    x = 457,269,239,187,954.56/18,109,216.20
  6. Step 6: Final answer
    x = 25,250,636.70

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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.