Home / 12,272,107.78-16,936,085.37-6,839,638.66

Finding the Fourth Proportional to 12,272,107.78, 16,936,085.37 and 6,839,638.66

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Solution

The fourth proportional to 12,272,107.78, 16,936,085.37 and 6,839,638.66 is: 9,439,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,107.78 : 16,936,085.37 = 6,839,638.66 : x
  2. Step 2: Convert to fraction form
    12,272,107.78/16,936,085.37 = 6,839,638.66/x
  3. Step 3: Cross multiply
    12,272,107.78x = 16,936,085.37 × 6,839,638.66
  4. Step 4: Simplify right side
    12,272,107.78x = 115,836,704,245,712.41
  5. Step 5: Solve for x
    x = 115,836,704,245,712.41/12,272,107.78
  6. Step 6: Final answer
    x = 9,439,022.73

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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.