Home / 12,213,682.80-18,320,524.20-6,229,273.20

Finding the Fourth Proportional to 12,213,682.80, 18,320,524.20 and 6,229,273.20

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Solution

The fourth proportional to 12,213,682.80, 18,320,524.20 and 6,229,273.20 is: 9,343,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,213,682.80 : 18,320,524.20 = 6,229,273.20 : x
  2. Step 2: Convert to fraction form
    12,213,682.80/18,320,524.20 = 6,229,273.20/x
  3. Step 3: Cross multiply
    12,213,682.80x = 18,320,524.20 × 6,229,273.20
  4. Step 4: Simplify right side
    12,213,682.80x = 114,123,550,409,011.44
  5. Step 5: Solve for x
    x = 114,123,550,409,011.44/12,213,682.80
  6. Step 6: Final answer
    x = 9,343,909.80

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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.