Home / 18,093,467.20-27,140,200.80-8,015,771.20

Finding the Fourth Proportional to 18,093,467.20, 27,140,200.80 and 8,015,771.20

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Solution

The fourth proportional to 18,093,467.20, 27,140,200.80 and 8,015,771.20 is: 12,023,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,467.20 : 27,140,200.80 = 8,015,771.20 : x
  2. Step 2: Convert to fraction form
    18,093,467.20/27,140,200.80 = 8,015,771.20/x
  3. Step 3: Cross multiply
    18,093,467.20x = 27,140,200.80 × 8,015,771.20
  4. Step 4: Simplify right side
    18,093,467.20x = 217,549,639,934,856.97
  5. Step 5: Solve for x
    x = 217,549,639,934,856.97/18,093,467.20
  6. Step 6: Final answer
    x = 12,023,656.80

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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.