Home / 15,839,796.88-21,858,919.69-8,596,452.88

Finding the Fourth Proportional to 15,839,796.88, 21,858,919.69 and 8,596,452.88

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Solution

The fourth proportional to 15,839,796.88, 21,858,919.69 and 8,596,452.88 is: 11,863,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839,796.88 : 21,858,919.69 = 8,596,452.88 : x
  2. Step 2: Convert to fraction form
    15,839,796.88/21,858,919.69 = 8,596,452.88/x
  3. Step 3: Cross multiply
    15,839,796.88x = 21,858,919.69 × 8,596,452.88
  4. Step 4: Simplify right side
    15,839,796.88x = 187,909,173,122,789.25
  5. Step 5: Solve for x
    x = 187,909,173,122,789.25/15,839,796.88
  6. Step 6: Final answer
    x = 11,863,104.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.