Home / 18,693,630.80-28,040,446.20-8,056,062.80

Finding the Fourth Proportional to 18,693,630.80, 28,040,446.20 and 8,056,062.80

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Solution

The fourth proportional to 18,693,630.80, 28,040,446.20 and 8,056,062.80 is: 12,084,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693,630.80 : 28,040,446.20 = 8,056,062.80 : x
  2. Step 2: Convert to fraction form
    18,693,630.80/28,040,446.20 = 8,056,062.80/x
  3. Step 3: Cross multiply
    18,693,630.80x = 28,040,446.20 × 8,056,062.80
  4. Step 4: Simplify right side
    18,693,630.80x = 225,895,595,527,221.34
  5. Step 5: Solve for x
    x = 225,895,595,527,221.34/18,693,630.80
  6. Step 6: Final answer
    x = 12,084,094.20

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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.