Home / 50,534,442.80-75,801,664.20-18,187,400.60

Finding the Fourth Proportional to 50,534,442.80, 75,801,664.20 and 18,187,400.60

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Solution

The fourth proportional to 50,534,442.80, 75,801,664.20 and 18,187,400.60 is: 27,281,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,534,442.80 : 75,801,664.20 = 18,187,400.60 : x
  2. Step 2: Convert to fraction form
    50,534,442.80/75,801,664.20 = 18,187,400.60/x
  3. Step 3: Cross multiply
    50,534,442.80x = 75,801,664.20 × 18,187,400.60
  4. Step 4: Simplify right side
    50,534,442.80x = 1,378,635,232,952,078.75
  5. Step 5: Solve for x
    x = 1,378,635,232,952,078.75/50,534,442.80
  6. Step 6: Final answer
    x = 27,281,100.90

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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.