Home / 5,443,759.76-8,165,661.03-2,205,358.70

Finding the Fourth Proportional to 5,443,759.76, 8,165,661.03 and 2,205,358.70

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Solution

The fourth proportional to 5,443,759.76, 8,165,661.03 and 2,205,358.70 is: 3,308,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,759.76 : 8,165,661.03 = 2,205,358.70 : x
  2. Step 2: Convert to fraction form
    5,443,759.76/8,165,661.03 = 2,205,358.70/x
  3. Step 3: Cross multiply
    5,443,759.76x = 8,165,661.03 × 2,205,358.70
  4. Step 4: Simplify right side
    5,443,759.76x = 18,008,211,552,933.16
  5. Step 5: Solve for x
    x = 18,008,211,552,933.16/5,443,759.76
  6. Step 6: Final answer
    x = 3,308,046.71

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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.