Home / 11,787,273.80-17,680,910.70-4,214,486.60

Finding the Fourth Proportional to 11,787,273.80, 17,680,910.70 and 4,214,486.60

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Solution

The fourth proportional to 11,787,273.80, 17,680,910.70 and 4,214,486.60 is: 6,321,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,273.80 : 17,680,910.70 = 4,214,486.60 : x
  2. Step 2: Convert to fraction form
    11,787,273.80/17,680,910.70 = 4,214,486.60/x
  3. Step 3: Cross multiply
    11,787,273.80x = 17,680,910.70 × 4,214,486.60
  4. Step 4: Simplify right side
    11,787,273.80x = 74,515,961,220,946.61
  5. Step 5: Solve for x
    x = 74,515,961,220,946.61/11,787,273.80
  6. Step 6: Final answer
    x = 6,321,729.90

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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.