Home / 11,982,912.60-17,965,511.55-6,597,643.80

Finding the Fourth Proportional to 11,982,912.60, 17,965,511.55 and 6,597,643.80

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Solution

The fourth proportional to 11,982,912.60, 17,965,511.55 and 6,597,643.80 is: 9,891,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982,912.60 : 17,965,511.55 = 6,597,643.80 : x
  2. Step 2: Convert to fraction form
    11,982,912.60/17,965,511.55 = 6,597,643.80/x
  3. Step 3: Cross multiply
    11,982,912.60x = 17,965,511.55 × 6,597,643.80
  4. Step 4: Simplify right side
    11,982,912.60x = 118,530,045,891,685.89
  5. Step 5: Solve for x
    x = 118,530,045,891,685.89/11,982,912.60
  6. Step 6: Final answer
    x = 9,891,588.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.