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Finding the Fourth Proportional to 50,361,791.80, 75,542,687.70 and 18,014,749.60

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Solution

The fourth proportional to 50,361,791.80, 75,542,687.70 and 18,014,749.60 is: 27,022,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,361,791.80 : 75,542,687.70 = 18,014,749.60 : x
  2. Step 2: Convert to fraction form
    50,361,791.80/75,542,687.70 = 18,014,749.60/x
  3. Step 3: Cross multiply
    50,361,791.80x = 75,542,687.70 × 18,014,749.60
  4. Step 4: Simplify right side
    50,361,791.80x = 1,360,882,603,026,500
  5. Step 5: Solve for x
    x = 1,360,882,603,026,500/50,361,791.80
  6. Step 6: Final answer
    x = 27,022,124.40

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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.