Home / 3,758,078.46-5,647,615.35-3,516,108.78

Finding the Fourth Proportional to 3,758,078.46, 5,647,615.35 and 3,516,108.78

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Solution

The fourth proportional to 3,758,078.46, 5,647,615.35 and 3,516,108.78 is: 5,283,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,078.46 : 5,647,615.35 = 3,516,108.78 : x
  2. Step 2: Convert to fraction form
    3,758,078.46/5,647,615.35 = 3,516,108.78/x
  3. Step 3: Cross multiply
    3,758,078.46x = 5,647,615.35 × 3,516,108.78
  4. Step 4: Simplify right side
    3,758,078.46x = 19,857,629,918,197.77
  5. Step 5: Solve for x
    x = 19,857,629,918,197.77/3,758,078.46
  6. Step 6: Final answer
    x = 5,283,984.92

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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.