Home / 8,086,109.92-12,128,333.70-2,694,178

Finding the Fourth Proportional to 8,086,109.92, 12,128,333.70 and 2,694,178

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Solution

The fourth proportional to 8,086,109.92, 12,128,333.70 and 2,694,178 is: 4,040,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,109.92 : 12,128,333.70 = 2,694,178 : x
  2. Step 2: Convert to fraction form
    8,086,109.92/12,128,333.70 = 2,694,178/x
  3. Step 3: Cross multiply
    8,086,109.92x = 12,128,333.70 × 2,694,178
  4. Step 4: Simplify right side
    8,086,109.92x = 32,675,889,831,198.60
  5. Step 5: Solve for x
    x = 32,675,889,831,198.60/8,086,109.92
  6. Step 6: Final answer
    x = 4,040,990.06

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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.