Home / 7,178,839.62-10,770,294.06-2,922,062.82

Finding the Fourth Proportional to 7,178,839.62, 10,770,294.06 and 2,922,062.82

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Solution

The fourth proportional to 7,178,839.62, 10,770,294.06 and 2,922,062.82 is: 4,383,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,839.62 : 10,770,294.06 = 2,922,062.82 : x
  2. Step 2: Convert to fraction form
    7,178,839.62/10,770,294.06 = 2,922,062.82/x
  3. Step 3: Cross multiply
    7,178,839.62x = 10,770,294.06 × 2,922,062.82
  4. Step 4: Simplify right side
    7,178,839.62x = 31,471,475,833,192.85
  5. Step 5: Solve for x
    x = 31,471,475,833,192.85/7,178,839.62
  6. Step 6: Final answer
    x = 4,383,922.40

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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.