Home / 13,965,105.97-20,940,912.06-4,866,989.14

Finding the Fourth Proportional to 13,965,105.97, 20,940,912.06 and 4,866,989.14

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Solution

The fourth proportional to 13,965,105.97, 20,940,912.06 and 4,866,989.14 is: 7,298,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,105.97 : 20,940,912.06 = 4,866,989.14 : x
  2. Step 2: Convert to fraction form
    13,965,105.97/20,940,912.06 = 4,866,989.14/x
  3. Step 3: Cross multiply
    13,965,105.97x = 20,940,912.06 × 4,866,989.14
  4. Step 4: Simplify right side
    13,965,105.97x = 101,919,191,577,715.02
  5. Step 5: Solve for x
    x = 101,919,191,577,715.02/13,965,105.97
  6. Step 6: Final answer
    x = 7,298,132.34

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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.