Home / 13,480,190-20,220,285-4,504,742

Finding the Fourth Proportional to 13,480,190, 20,220,285 and 4,504,742

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Solution

The fourth proportional to 13,480,190, 20,220,285 and 4,504,742 is: 6,757,113

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,190 : 20,220,285 = 4,504,742 : x
  2. Step 2: Convert to fraction form
    13,480,190/20,220,285 = 4,504,742/x
  3. Step 3: Cross multiply
    13,480,190x = 20,220,285 × 4,504,742
  4. Step 4: Simplify right side
    13,480,190x = 91,087,167,091,470
  5. Step 5: Solve for x
    x = 91,087,167,091,470/13,480,190
  6. Step 6: Final answer
    x = 6,757,113

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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.