Home / 6,659,891.40-9,989,837.10-2,400,198.60

Finding the Fourth Proportional to 6,659,891.40, 9,989,837.10 and 2,400,198.60

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Solution

The fourth proportional to 6,659,891.40, 9,989,837.10 and 2,400,198.60 is: 3,600,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,891.40 : 9,989,837.10 = 2,400,198.60 : x
  2. Step 2: Convert to fraction form
    6,659,891.40/9,989,837.10 = 2,400,198.60/x
  3. Step 3: Cross multiply
    6,659,891.40x = 9,989,837.10 × 2,400,198.60
  4. Step 4: Simplify right side
    6,659,891.40x = 23,977,593,021,648.06
  5. Step 5: Solve for x
    x = 23,977,593,021,648.06/6,659,891.40
  6. Step 6: Final answer
    x = 3,600,297.90

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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.