Home / 31,101,630.72-46,652,249.16-10,621,469.04

Finding the Fourth Proportional to 31,101,630.72, 46,652,249.16 and 10,621,469.04

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Solution

The fourth proportional to 31,101,630.72, 46,652,249.16 and 10,621,469.04 is: 15,932,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,101,630.72 : 46,652,249.16 = 10,621,469.04 : x
  2. Step 2: Convert to fraction form
    31,101,630.72/46,652,249.16 = 10,621,469.04/x
  3. Step 3: Cross multiply
    31,101,630.72x = 46,652,249.16 × 10,621,469.04
  4. Step 4: Simplify right side
    31,101,630.72x = 495,515,420,099,305.94
  5. Step 5: Solve for x
    x = 495,515,420,099,305.94/31,101,630.72
  6. Step 6: Final answer
    x = 15,932,136.31

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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.