Home / 41,787,874.89-62,680,127.13-21,317,145.44

Finding the Fourth Proportional to 41,787,874.89, 62,680,127.13 and 21,317,145.44

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Solution

The fourth proportional to 41,787,874.89, 62,680,127.13 and 21,317,145.44 is: 31,974,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,787,874.89 : 62,680,127.13 = 21,317,145.44 : x
  2. Step 2: Convert to fraction form
    41,787,874.89/62,680,127.13 = 21,317,145.44/x
  3. Step 3: Cross multiply
    41,787,874.89x = 62,680,127.13 × 21,317,145.44
  4. Step 4: Simplify right side
    41,787,874.89x = 1,336,161,385,914,499
  5. Step 5: Solve for x
    x = 1,336,161,385,914,499/41,787,874.89
  6. Step 6: Final answer
    x = 31,974,858.48

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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.