Home / 7,968,986.42-10,997,149.82-4,531,227.21

Finding the Fourth Proportional to 7,968,986.42, 10,997,149.82 and 4,531,227.21

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Solution

The fourth proportional to 7,968,986.42, 10,997,149.82 and 4,531,227.21 is: 6,253,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,986.42 : 10,997,149.82 = 4,531,227.21 : x
  2. Step 2: Convert to fraction form
    7,968,986.42/10,997,149.82 = 4,531,227.21/x
  3. Step 3: Cross multiply
    7,968,986.42x = 10,997,149.82 × 4,531,227.21
  4. Step 4: Simplify right side
    7,968,986.42x = 49,830,584,474,174.46
  5. Step 5: Solve for x
    x = 49,830,584,474,174.46/7,968,986.42
  6. Step 6: Final answer
    x = 6,253,064.30

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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.