Home / 20,540,450.82-30,813,679.53-6,164,654.52

Finding the Fourth Proportional to 20,540,450.82, 30,813,679.53 and 6,164,654.52

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Solution

The fourth proportional to 20,540,450.82, 30,813,679.53 and 6,164,654.52 is: 9,247,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,540,450.82 : 30,813,679.53 = 6,164,654.52 : x
  2. Step 2: Convert to fraction form
    20,540,450.82/30,813,679.53 = 6,164,654.52/x
  3. Step 3: Cross multiply
    20,540,450.82x = 30,813,679.53 × 6,164,654.52
  4. Step 4: Simplify right side
    20,540,450.82x = 189,955,688,792,445.97
  5. Step 5: Solve for x
    x = 189,955,688,792,445.97/20,540,450.82
  6. Step 6: Final answer
    x = 9,247,883.14

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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.