Home / 8,128,909.33-12,193,363.91-2,737,108.22

Finding the Fourth Proportional to 8,128,909.33, 12,193,363.91 and 2,737,108.22

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Solution

The fourth proportional to 8,128,909.33, 12,193,363.91 and 2,737,108.22 is: 4,105,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,909.33 : 12,193,363.91 = 2,737,108.22 : x
  2. Step 2: Convert to fraction form
    8,128,909.33/12,193,363.91 = 2,737,108.22/x
  3. Step 3: Cross multiply
    8,128,909.33x = 12,193,363.91 × 2,737,108.22
  4. Step 4: Simplify right side
    8,128,909.33x = 33,374,556,604,310.21
  5. Step 5: Solve for x
    x = 33,374,556,604,310.21/8,128,909.33
  6. Step 6: Final answer
    x = 4,105,662.30

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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.