Home / 8,384,058.40-12,567,793.20-4,120,736.80

Finding the Fourth Proportional to 8,384,058.40, 12,567,793.20 and 4,120,736.80

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Solution

The fourth proportional to 8,384,058.40, 12,567,793.20 and 4,120,736.80 is: 6,177,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,058.40 : 12,567,793.20 = 4,120,736.80 : x
  2. Step 2: Convert to fraction form
    8,384,058.40/12,567,793.20 = 4,120,736.80/x
  3. Step 3: Cross multiply
    8,384,058.40x = 12,567,793.20 × 4,120,736.80
  4. Step 4: Simplify right side
    8,384,058.40x = 51,788,567,934,029.76
  5. Step 5: Solve for x
    x = 51,788,567,934,029.76/8,384,058.40
  6. Step 6: Final answer
    x = 6,177,028.53

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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.