Home / 54,259,406.20-81,389,109.30-50,102,356.60

Finding the Fourth Proportional to 54,259,406.20, 81,389,109.30 and 50,102,356.60

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Solution

The fourth proportional to 54,259,406.20, 81,389,109.30 and 50,102,356.60 is: 75,153,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,259,406.20 : 81,389,109.30 = 50,102,356.60 : x
  2. Step 2: Convert to fraction form
    54,259,406.20/81,389,109.30 = 50,102,356.60/x
  3. Step 3: Cross multiply
    54,259,406.20x = 81,389,109.30 × 50,102,356.60
  4. Step 4: Simplify right side
    54,259,406.20x = 4,077,786,177,504,976.50
  5. Step 5: Solve for x
    x = 4,077,786,177,504,976.50/54,259,406.20
  6. Step 6: Final answer
    x = 75,153,534.90

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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.