Home / 20,443,255.32-30,634,589.36-8,297,940.36

Finding the Fourth Proportional to 20,443,255.32, 30,634,589.36 and 8,297,940.36

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Solution

The fourth proportional to 20,443,255.32, 30,634,589.36 and 8,297,940.36 is: 12,434,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,443,255.32 : 30,634,589.36 = 8,297,940.36 : x
  2. Step 2: Convert to fraction form
    20,443,255.32/30,634,589.36 = 8,297,940.36/x
  3. Step 3: Cross multiply
    20,443,255.32x = 30,634,589.36 × 8,297,940.36
  4. Step 4: Simplify right side
    20,443,255.32x = 254,203,995,462,370.56
  5. Step 5: Solve for x
    x = 254,203,995,462,370.56/20,443,255.32
  6. Step 6: Final answer
    x = 12,434,614.33

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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.