Home / 26,380,340.62-39,512,045.13-20,270,095.90

Finding the Fourth Proportional to 26,380,340.62, 39,512,045.13 and 20,270,095.90

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Solution

The fourth proportional to 26,380,340.62, 39,512,045.13 and 20,270,095.90 is: 30,360,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380,340.62 : 39,512,045.13 = 20,270,095.90 : x
  2. Step 2: Convert to fraction form
    26,380,340.62/39,512,045.13 = 20,270,095.90/x
  3. Step 3: Cross multiply
    26,380,340.62x = 39,512,045.13 × 20,270,095.90
  4. Step 4: Simplify right side
    26,380,340.62x = 800,912,943,815,435
  5. Step 5: Solve for x
    x = 800,912,943,815,435/26,380,340.62
  6. Step 6: Final answer
    x = 30,360,219.96

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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.