Home / 5,681,668.55-7,840,650.84-3,103,348.64

Finding the Fourth Proportional to 5,681,668.55, 7,840,650.84 and 3,103,348.64

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Solution

The fourth proportional to 5,681,668.55, 7,840,650.84 and 3,103,348.64 is: 4,282,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681,668.55 : 7,840,650.84 = 3,103,348.64 : x
  2. Step 2: Convert to fraction form
    5,681,668.55/7,840,650.84 = 3,103,348.64/x
  3. Step 3: Cross multiply
    5,681,668.55x = 7,840,650.84 × 3,103,348.64
  4. Step 4: Simplify right side
    5,681,668.55x = 24,332,273,121,028.86
  5. Step 5: Solve for x
    x = 24,332,273,121,028.86/5,681,668.55
  6. Step 6: Final answer
    x = 4,282,592.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.