Home / 8,136,090.88-12,202,408.32-3,085,630.72

Finding the Fourth Proportional to 8,136,090.88, 12,202,408.32 and 3,085,630.72

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Solution

The fourth proportional to 8,136,090.88, 12,202,408.32 and 3,085,630.72 is: 4,627,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,090.88 : 12,202,408.32 = 3,085,630.72 : x
  2. Step 2: Convert to fraction form
    8,136,090.88/12,202,408.32 = 3,085,630.72/x
  3. Step 3: Cross multiply
    8,136,090.88x = 12,202,408.32 × 3,085,630.72
  4. Step 4: Simplify right side
    8,136,090.88x = 37,652,125,970,175.59
  5. Step 5: Solve for x
    x = 37,652,125,970,175.59/8,136,090.88
  6. Step 6: Final answer
    x = 4,627,790.73

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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.