Home / 8,188,949.20-11,300,355.47-4,467,558.64

Finding the Fourth Proportional to 8,188,949.20, 11,300,355.47 and 4,467,558.64

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Solution

The fourth proportional to 8,188,949.20, 11,300,355.47 and 4,467,558.64 is: 6,165,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188,949.20 : 11,300,355.47 = 4,467,558.64 : x
  2. Step 2: Convert to fraction form
    8,188,949.20/11,300,355.47 = 4,467,558.64/x
  3. Step 3: Cross multiply
    8,188,949.20x = 11,300,355.47 × 4,467,558.64
  4. Step 4: Simplify right side
    8,188,949.20x = 50,485,000,715,069.76
  5. Step 5: Solve for x
    x = 50,485,000,715,069.76/8,188,949.20
  6. Step 6: Final answer
    x = 6,165,015.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.