Home / 5,325,007.70-7,987,511.55-3,305,531.90

Finding the Fourth Proportional to 5,325,007.70, 7,987,511.55 and 3,305,531.90

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Solution

The fourth proportional to 5,325,007.70, 7,987,511.55 and 3,305,531.90 is: 4,958,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,007.70 : 7,987,511.55 = 3,305,531.90 : x
  2. Step 2: Convert to fraction form
    5,325,007.70/7,987,511.55 = 3,305,531.90/x
  3. Step 3: Cross multiply
    5,325,007.70x = 7,987,511.55 × 3,305,531.90
  4. Step 4: Simplify right side
    5,325,007.70x = 26,402,974,230,143.45
  5. Step 5: Solve for x
    x = 26,402,974,230,143.45/5,325,007.70
  6. Step 6: Final answer
    x = 4,958,297.85

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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.