Home / 48,745,616.55-73,118,420.38-21,451,909.30

Finding the Fourth Proportional to 48,745,616.55, 73,118,420.38 and 21,451,909.30

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Solution

The fourth proportional to 48,745,616.55, 73,118,420.38 and 21,451,909.30 is: 32,177,861.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745,616.55 : 73,118,420.38 = 21,451,909.30 : x
  2. Step 2: Convert to fraction form
    48,745,616.55/73,118,420.38 = 21,451,909.30/x
  3. Step 3: Cross multiply
    48,745,616.55x = 73,118,420.38 × 21,451,909.30
  4. Step 4: Simplify right side
    48,745,616.55x = 1,568,529,722,043,504.75
  5. Step 5: Solve for x
    x = 1,568,529,722,043,504.75/48,745,616.55
  6. Step 6: Final answer
    x = 32,177,861.99

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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.