Home / 7,650,661.42-10,557,912.90-4,212,894.16

Finding the Fourth Proportional to 7,650,661.42, 10,557,912.90 and 4,212,894.16

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Solution

The fourth proportional to 7,650,661.42, 10,557,912.90 and 4,212,894.16 is: 5,813,794.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,661.42 : 10,557,912.90 = 4,212,894.16 : x
  2. Step 2: Convert to fraction form
    7,650,661.42/10,557,912.90 = 4,212,894.16/x
  3. Step 3: Cross multiply
    7,650,661.42x = 10,557,912.90 × 4,212,894.16
  4. Step 4: Simplify right side
    7,650,661.42x = 44,479,369,598,198.66
  5. Step 5: Solve for x
    x = 44,479,369,598,198.66/7,650,661.42
  6. Step 6: Final answer
    x = 5,813,794.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.