Home / 8,550,739.72-12,826,192.62-6,840,634.66

Finding the Fourth Proportional to 8,550,739.72, 12,826,192.62 and 6,840,634.66

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Solution

The fourth proportional to 8,550,739.72, 12,826,192.62 and 6,840,634.66 is: 10,261,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550,739.72 : 12,826,192.62 = 6,840,634.66 : x
  2. Step 2: Convert to fraction form
    8,550,739.72/12,826,192.62 = 6,840,634.66/x
  3. Step 3: Cross multiply
    8,550,739.72x = 12,826,192.62 × 6,840,634.66
  4. Step 4: Simplify right side
    8,550,739.72x = 87,739,297,780,388.02
  5. Step 5: Solve for x
    x = 87,739,297,780,388.02/8,550,739.72
  6. Step 6: Final answer
    x = 10,261,018.42

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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.