Home / 18,589,628.70-27,884,443.05-16,517,008.80

Finding the Fourth Proportional to 18,589,628.70, 27,884,443.05 and 16,517,008.80

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Solution

The fourth proportional to 18,589,628.70, 27,884,443.05 and 16,517,008.80 is: 24,775,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,628.70 : 27,884,443.05 = 16,517,008.80 : x
  2. Step 2: Convert to fraction form
    18,589,628.70/27,884,443.05 = 16,517,008.80/x
  3. Step 3: Cross multiply
    18,589,628.70x = 27,884,443.05 × 16,517,008.80
  4. Step 4: Simplify right side
    18,589,628.70x = 460,567,591,239,948.88
  5. Step 5: Solve for x
    x = 460,567,591,239,948.88/18,589,628.70
  6. Step 6: Final answer
    x = 24,775,513.20

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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.