Home / 8,462,438.88-12,694,066.56-2,782,537.44

Finding the Fourth Proportional to 8,462,438.88, 12,694,066.56 and 2,782,537.44

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Solution

The fourth proportional to 8,462,438.88, 12,694,066.56 and 2,782,537.44 is: 4,173,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462,438.88 : 12,694,066.56 = 2,782,537.44 : x
  2. Step 2: Convert to fraction form
    8,462,438.88/12,694,066.56 = 2,782,537.44/x
  3. Step 3: Cross multiply
    8,462,438.88x = 12,694,066.56 × 2,782,537.44
  4. Step 4: Simplify right side
    8,462,438.88x = 35,321,715,469,052.01
  5. Step 5: Solve for x
    x = 35,321,715,469,052.01/8,462,438.88
  6. Step 6: Final answer
    x = 4,173,940.39

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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.