Home / 7,250,989.20-10,876,138.20-2,458,208.40

Finding the Fourth Proportional to 7,250,989.20, 10,876,138.20 and 2,458,208.40

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Solution

The fourth proportional to 7,250,989.20, 10,876,138.20 and 2,458,208.40 is: 3,687,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,989.20 : 10,876,138.20 = 2,458,208.40 : x
  2. Step 2: Convert to fraction form
    7,250,989.20/10,876,138.20 = 2,458,208.40/x
  3. Step 3: Cross multiply
    7,250,989.20x = 10,876,138.20 × 2,458,208.40
  4. Step 4: Simplify right side
    7,250,989.20x = 26,735,814,282,800.88
  5. Step 5: Solve for x
    x = 26,735,814,282,800.88/7,250,989.20
  6. Step 6: Final answer
    x = 3,687,195.44

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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.