Home / 8,972,940.96-12,382,226.64-5,105,100.96

Finding the Fourth Proportional to 8,972,940.96, 12,382,226.64 and 5,105,100.96

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Solution

The fourth proportional to 8,972,940.96, 12,382,226.64 and 5,105,100.96 is: 7,044,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,940.96 : 12,382,226.64 = 5,105,100.96 : x
  2. Step 2: Convert to fraction form
    8,972,940.96/12,382,226.64 = 5,105,100.96/x
  3. Step 3: Cross multiply
    8,972,940.96x = 12,382,226.64 × 5,105,100.96
  4. Step 4: Simplify right side
    8,972,940.96x = 63,212,517,106,801.58
  5. Step 5: Solve for x
    x = 63,212,517,106,801.58/8,972,940.96
  6. Step 6: Final answer
    x = 7,044,793.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.