Home / 11,872,876.46-16,384,846.97-6,645,754.60

Finding the Fourth Proportional to 11,872,876.46, 16,384,846.97 and 6,645,754.60

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Solution

The fourth proportional to 11,872,876.46, 16,384,846.97 and 6,645,754.60 is: 9,171,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,876.46 : 16,384,846.97 = 6,645,754.60 : x
  2. Step 2: Convert to fraction form
    11,872,876.46/16,384,846.97 = 6,645,754.60/x
  3. Step 3: Cross multiply
    11,872,876.46x = 16,384,846.97 × 6,645,754.60
  4. Step 4: Simplify right side
    11,872,876.46x = 108,889,672,096,825.83
  5. Step 5: Solve for x
    x = 108,889,672,096,825.83/11,872,876.46
  6. Step 6: Final answer
    x = 9,171,296.65

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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.