Home / 31,188,173.45-46,765,135.96-9,616,786.43

Finding the Fourth Proportional to 31,188,173.45, 46,765,135.96 and 9,616,786.43

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Solution

The fourth proportional to 31,188,173.45, 46,765,135.96 and 9,616,786.43 is: 14,419,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,188,173.45 : 46,765,135.96 = 9,616,786.43 : x
  2. Step 2: Convert to fraction form
    31,188,173.45/46,765,135.96 = 9,616,786.43/x
  3. Step 3: Cross multiply
    31,188,173.45x = 46,765,135.96 × 9,616,786.43
  4. Step 4: Simplify right side
    31,188,173.45x = 449,730,324,639,365.44
  5. Step 5: Solve for x
    x = 449,730,324,639,365.44/31,188,173.45
  6. Step 6: Final answer
    x = 14,419,899.44

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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.