Home / 21,951,946.22-30,293,929.44-12,162,544.61

Finding the Fourth Proportional to 21,951,946.22, 30,293,929.44 and 12,162,544.61

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Solution

The fourth proportional to 21,951,946.22, 30,293,929.44 and 12,162,544.61 is: 16,784,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,951,946.22 : 30,293,929.44 = 12,162,544.61 : x
  2. Step 2: Convert to fraction form
    21,951,946.22/30,293,929.44 = 12,162,544.61/x
  3. Step 3: Cross multiply
    21,951,946.22x = 30,293,929.44 × 12,162,544.61
  4. Step 4: Simplify right side
    21,951,946.22x = 368,451,268,074,722.69
  5. Step 5: Solve for x
    x = 368,451,268,074,722.69/21,951,946.22
  6. Step 6: Final answer
    x = 16,784,446.56

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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.