Home / 10,928,928-16,394,179.32-4,197,342

Finding the Fourth Proportional to 10,928,928, 16,394,179.32 and 4,197,342

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Solution

The fourth proportional to 10,928,928, 16,394,179.32 and 4,197,342 is: 6,296,315.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,928 : 16,394,179.32 = 4,197,342 : x
  2. Step 2: Convert to fraction form
    10,928,928/16,394,179.32 = 4,197,342/x
  3. Step 3: Cross multiply
    10,928,928x = 16,394,179.32 × 4,197,342
  4. Step 4: Simplify right side
    10,928,928x = 68,811,977,415,367.44
  5. Step 5: Solve for x
    x = 68,811,977,415,367.44/10,928,928
  6. Step 6: Final answer
    x = 6,296,315.38

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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.