Home / 20,847,654.31-31,265,185.52-6,270,704.17

Finding the Fourth Proportional to 20,847,654.31, 31,265,185.52 and 6,270,704.17

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Solution

The fourth proportional to 20,847,654.31, 31,265,185.52 and 6,270,704.17 is: 9,404,162.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847,654.31 : 31,265,185.52 = 6,270,704.17 : x
  2. Step 2: Convert to fraction form
    20,847,654.31/31,265,185.52 = 6,270,704.17/x
  3. Step 3: Cross multiply
    20,847,654.31x = 31,265,185.52 × 6,270,704.17
  4. Step 4: Simplify right side
    20,847,654.31x = 196,054,729,216,087.62
  5. Step 5: Solve for x
    x = 196,054,729,216,087.62/20,847,654.31
  6. Step 6: Final answer
    x = 9,404,162.52

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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.