Home / 5,313,500.80-7,970,251.20-4,865,603.20

Finding the Fourth Proportional to 5,313,500.80, 7,970,251.20 and 4,865,603.20

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Solution

The fourth proportional to 5,313,500.80, 7,970,251.20 and 4,865,603.20 is: 7,298,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,500.80 : 7,970,251.20 = 4,865,603.20 : x
  2. Step 2: Convert to fraction form
    5,313,500.80/7,970,251.20 = 4,865,603.20/x
  3. Step 3: Cross multiply
    5,313,500.80x = 7,970,251.20 × 4,865,603.20
  4. Step 4: Simplify right side
    5,313,500.80x = 38,780,079,743,523.84
  5. Step 5: Solve for x
    x = 38,780,079,743,523.84/5,313,500.80
  6. Step 6: Final answer
    x = 7,298,404.80

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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.