Home / 18,374,787.14-27,560,081.18-4,912,664.90

Finding the Fourth Proportional to 18,374,787.14, 27,560,081.18 and 4,912,664.90

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Solution

The fourth proportional to 18,374,787.14, 27,560,081.18 and 4,912,664.90 is: 7,368,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,787.14 : 27,560,081.18 = 4,912,664.90 : x
  2. Step 2: Convert to fraction form
    18,374,787.14/27,560,081.18 = 4,912,664.90/x
  3. Step 3: Cross multiply
    18,374,787.14x = 27,560,081.18 × 4,912,664.90
  4. Step 4: Simplify right side
    18,374,787.14x = 135,393,443,328,617.83
  5. Step 5: Solve for x
    x = 135,393,443,328,617.83/18,374,787.14
  6. Step 6: Final answer
    x = 7,368,436.02

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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.