Home / 11,206,099.80-16,809,149.70-10,214,076.60

Finding the Fourth Proportional to 11,206,099.80, 16,809,149.70 and 10,214,076.60

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Solution

The fourth proportional to 11,206,099.80, 16,809,149.70 and 10,214,076.60 is: 15,321,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,099.80 : 16,809,149.70 = 10,214,076.60 : x
  2. Step 2: Convert to fraction form
    11,206,099.80/16,809,149.70 = 10,214,076.60/x
  3. Step 3: Cross multiply
    11,206,099.80x = 16,809,149.70 × 10,214,076.60
  4. Step 4: Simplify right side
    11,206,099.80x = 171,689,942,616,667
  5. Step 5: Solve for x
    x = 171,689,942,616,667/11,206,099.80
  6. Step 6: Final answer
    x = 15,321,114.90

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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.