Home / 50,534,441.80-75,801,662.70-18,187,399.60

Finding the Fourth Proportional to 50,534,441.80, 75,801,662.70 and 18,187,399.60

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Solution

The fourth proportional to 50,534,441.80, 75,801,662.70 and 18,187,399.60 is: 27,281,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,534,441.80 : 75,801,662.70 = 18,187,399.60 : x
  2. Step 2: Convert to fraction form
    50,534,441.80/75,801,662.70 = 18,187,399.60/x
  3. Step 3: Cross multiply
    50,534,441.80x = 75,801,662.70 × 18,187,399.60
  4. Step 4: Simplify right side
    50,534,441.80x = 1,378,635,129,869,315
  5. Step 5: Solve for x
    x = 1,378,635,129,869,315/50,534,441.80
  6. Step 6: Final answer
    x = 27,281,099.40

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Similar ratio
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1.5x scale

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.