Home / 17,667,343.80-24,380,787.78-9,932,420.52

Finding the Fourth Proportional to 17,667,343.80, 24,380,787.78 and 9,932,420.52

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Solution

The fourth proportional to 17,667,343.80, 24,380,787.78 and 9,932,420.52 is: 13,706,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,667,343.80 : 24,380,787.78 = 9,932,420.52 : x
  2. Step 2: Convert to fraction form
    17,667,343.80/24,380,787.78 = 9,932,420.52/x
  3. Step 3: Cross multiply
    17,667,343.80x = 24,380,787.78 × 9,932,420.52
  4. Step 4: Simplify right side
    17,667,343.80x = 242,160,236,839,837.25
  5. Step 5: Solve for x
    x = 242,160,236,839,837.25/17,667,343.80
  6. Step 6: Final answer
    x = 13,706,657.86

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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.