Home / 23,336,679-32,203,772.80-12,882,470.78

Finding the Fourth Proportional to 23,336,679, 32,203,772.80 and 12,882,470.78

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Solution

The fourth proportional to 23,336,679, 32,203,772.80 and 12,882,470.78 is: 17,777,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,336,679 : 32,203,772.80 = 12,882,470.78 : x
  2. Step 2: Convert to fraction form
    23,336,679/32,203,772.80 = 12,882,470.78/x
  3. Step 3: Cross multiply
    23,336,679x = 32,203,772.80 × 12,882,470.78
  4. Step 4: Simplify right side
    23,336,679x = 414,864,162,101,758.75
  5. Step 5: Solve for x
    x = 414,864,162,101,758.75/23,336,679
  6. Step 6: Final answer
    x = 17,777,343.64

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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.