Home / 10,647,787.77-14,676,732.83-8,320,636.31

Finding the Fourth Proportional to 10,647,787.77, 14,676,732.83 and 8,320,636.31

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Solution

The fourth proportional to 10,647,787.77, 14,676,732.83 and 8,320,636.31 is: 11,469,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,787.77 : 14,676,732.83 = 8,320,636.31 : x
  2. Step 2: Convert to fraction form
    10,647,787.77/14,676,732.83 = 8,320,636.31/x
  3. Step 3: Cross multiply
    10,647,787.77x = 14,676,732.83 × 8,320,636.31
  4. Step 4: Simplify right side
    10,647,787.77x = 122,119,756,044,884.97
  5. Step 5: Solve for x
    x = 122,119,756,044,884.97/10,647,787.77
  6. Step 6: Final answer
    x = 11,469,026.12

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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.