Home / 14,100,478.94-21,150,791.39-6,418,751.64

Finding the Fourth Proportional to 14,100,478.94, 21,150,791.39 and 6,418,751.64

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Solution

The fourth proportional to 14,100,478.94, 21,150,791.39 and 6,418,751.64 is: 9,628,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,478.94 : 21,150,791.39 = 6,418,751.64 : x
  2. Step 2: Convert to fraction form
    14,100,478.94/21,150,791.39 = 6,418,751.64/x
  3. Step 3: Cross multiply
    14,100,478.94x = 21,150,791.39 × 6,418,751.64
  4. Step 4: Simplify right side
    14,100,478.94x = 135,761,676,858,591.78
  5. Step 5: Solve for x
    x = 135,761,676,858,591.78/14,100,478.94
  6. Step 6: Final answer
    x = 9,628,160.68

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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.