Home / 12,171,358.98-16,796,876.26-6,664,966.22

Finding the Fourth Proportional to 12,171,358.98, 16,796,876.26 and 6,664,966.22

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Solution

The fourth proportional to 12,171,358.98, 16,796,876.26 and 6,664,966.22 is: 9,197,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,358.98 : 16,796,876.26 = 6,664,966.22 : x
  2. Step 2: Convert to fraction form
    12,171,358.98/16,796,876.26 = 6,664,966.22/x
  3. Step 3: Cross multiply
    12,171,358.98x = 16,796,876.26 × 6,664,966.22
  4. Step 4: Simplify right side
    12,171,358.98x = 111,950,612,874,419.94
  5. Step 5: Solve for x
    x = 111,950,612,874,419.94/12,171,358.98
  6. Step 6: Final answer
    x = 9,197,872.90

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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.