Home / 7,280,914.20-10,921,371.30-2,231,568.60

Finding the Fourth Proportional to 7,280,914.20, 10,921,371.30 and 2,231,568.60

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Solution

The fourth proportional to 7,280,914.20, 10,921,371.30 and 2,231,568.60 is: 3,347,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,914.20 : 10,921,371.30 = 2,231,568.60 : x
  2. Step 2: Convert to fraction form
    7,280,914.20/10,921,371.30 = 2,231,568.60/x
  3. Step 3: Cross multiply
    7,280,914.20x = 10,921,371.30 × 2,231,568.60
  4. Step 4: Simplify right side
    7,280,914.20x = 24,371,789,262,021.18
  5. Step 5: Solve for x
    x = 24,371,789,262,021.18/7,280,914.20
  6. Step 6: Final answer
    x = 3,347,352.90

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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.