Home / 20,015,229.44-30,012,055.41-10,798,143.91

Finding the Fourth Proportional to 20,015,229.44, 30,012,055.41 and 10,798,143.91

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Solution

The fourth proportional to 20,015,229.44, 30,012,055.41 and 10,798,143.91 is: 16,191,395.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,015,229.44 : 30,012,055.41 = 10,798,143.91 : x
  2. Step 2: Convert to fraction form
    20,015,229.44/30,012,055.41 = 10,798,143.91/x
  3. Step 3: Cross multiply
    20,015,229.44x = 30,012,055.41 × 10,798,143.91
  4. Step 4: Simplify right side
    20,015,229.44x = 324,074,493,277,043.94
  5. Step 5: Solve for x
    x = 324,074,493,277,043.94/20,015,229.44
  6. Step 6: Final answer
    x = 16,191,395.37

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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.