Home / 5,663,771.20-7,815,973.62-3,085,445.80

Finding the Fourth Proportional to 5,663,771.20, 7,815,973.62 and 3,085,445.80

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Solution

The fourth proportional to 5,663,771.20, 7,815,973.62 and 3,085,445.80 is: 4,257,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663,771.20 : 7,815,973.62 = 3,085,445.80 : x
  2. Step 2: Convert to fraction form
    5,663,771.20/7,815,973.62 = 3,085,445.80/x
  3. Step 3: Cross multiply
    5,663,771.20x = 7,815,973.62 × 3,085,445.80
  4. Step 4: Simplify right side
    5,663,771.20x = 24,115,762,978,739.79
  5. Step 5: Solve for x
    x = 24,115,762,978,739.79/5,663,771.20
  6. Step 6: Final answer
    x = 4,257,898.51

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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.