Home / 5,255,110.20-7,878,880.41-3,229,167.72

Finding the Fourth Proportional to 5,255,110.20, 7,878,880.41 and 3,229,167.72

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Solution

The fourth proportional to 5,255,110.20, 7,878,880.41 and 3,229,167.72 is: 4,841,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,110.20 : 7,878,880.41 = 3,229,167.72 : x
  2. Step 2: Convert to fraction form
    5,255,110.20/7,878,880.41 = 3,229,167.72/x
  3. Step 3: Cross multiply
    5,255,110.20x = 7,878,880.41 × 3,229,167.72
  4. Step 4: Simplify right side
    5,255,110.20x = 25,442,226,289,712.37
  5. Step 5: Solve for x
    x = 25,442,226,289,712.37/5,255,110.20
  6. Step 6: Final answer
    x = 4,841,425.84

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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.