Home / 10,806,128.20-16,203,651.90-3,232,109.80

Finding the Fourth Proportional to 10,806,128.20, 16,203,651.90 and 3,232,109.80

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Solution

The fourth proportional to 10,806,128.20, 16,203,651.90 and 3,232,109.80 is: 4,846,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806,128.20 : 16,203,651.90 = 3,232,109.80 : x
  2. Step 2: Convert to fraction form
    10,806,128.20/16,203,651.90 = 3,232,109.80/x
  3. Step 3: Cross multiply
    10,806,128.20x = 16,203,651.90 × 3,232,109.80
  4. Step 4: Simplify right side
    10,806,128.20x = 52,371,982,101,778.62
  5. Step 5: Solve for x
    x = 52,371,982,101,778.62/10,806,128.20
  6. Step 6: Final answer
    x = 4,846,507.57

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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.