Home / 11,639,743.80-16,062,850.88-6,747,801.72

Finding the Fourth Proportional to 11,639,743.80, 16,062,850.88 and 6,747,801.72

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Solution

The fourth proportional to 11,639,743.80, 16,062,850.88 and 6,747,801.72 is: 9,311,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,743.80 : 16,062,850.88 = 6,747,801.72 : x
  2. Step 2: Convert to fraction form
    11,639,743.80/16,062,850.88 = 6,747,801.72/x
  3. Step 3: Cross multiply
    11,639,743.80x = 16,062,850.88 × 6,747,801.72
  4. Step 4: Simplify right side
    11,639,743.80x = 108,388,932,796,167.52
  5. Step 5: Solve for x
    x = 108,388,932,796,167.52/11,639,743.80
  6. Step 6: Final answer
    x = 9,311,968.95

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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.