Home / 5,555,503.85-8,332,396.19-2,143,292.81

Finding the Fourth Proportional to 5,555,503.85, 8,332,396.19 and 2,143,292.81

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Solution

The fourth proportional to 5,555,503.85, 8,332,396.19 and 2,143,292.81 is: 3,214,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,503.85 : 8,332,396.19 = 2,143,292.81 : x
  2. Step 2: Convert to fraction form
    5,555,503.85/8,332,396.19 = 2,143,292.81/x
  3. Step 3: Cross multiply
    5,555,503.85x = 8,332,396.19 × 2,143,292.81
  4. Step 4: Simplify right side
    5,555,503.85x = 17,858,764,799,757.30
  5. Step 5: Solve for x
    x = 17,858,764,799,757.30/5,555,503.85
  6. Step 6: Final answer
    x = 3,214,607.58

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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.