Home / 18,467,999.20-27,701,998.80-18,216,056.80

Finding the Fourth Proportional to 18,467,999.20, 27,701,998.80 and 18,216,056.80

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Solution

The fourth proportional to 18,467,999.20, 27,701,998.80 and 18,216,056.80 is: 27,324,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467,999.20 : 27,701,998.80 = 18,216,056.80 : x
  2. Step 2: Convert to fraction form
    18,467,999.20/27,701,998.80 = 18,216,056.80/x
  3. Step 3: Cross multiply
    18,467,999.20x = 27,701,998.80 × 18,216,056.80
  4. Step 4: Simplify right side
    18,467,999.20x = 504,621,183,614,331.88
  5. Step 5: Solve for x
    x = 504,621,183,614,331.88/18,467,999.20
  6. Step 6: Final answer
    x = 27,324,085.20

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1.5x scale

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.