Home / 5,195,827.82-7,170,016.86-2,840,982.38

Finding the Fourth Proportional to 5,195,827.82, 7,170,016.86 and 2,840,982.38

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Solution

The fourth proportional to 5,195,827.82, 7,170,016.86 and 2,840,982.38 is: 3,920,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,827.82 : 7,170,016.86 = 2,840,982.38 : x
  2. Step 2: Convert to fraction form
    5,195,827.82/7,170,016.86 = 2,840,982.38/x
  3. Step 3: Cross multiply
    5,195,827.82x = 7,170,016.86 × 2,840,982.38
  4. Step 4: Simplify right side
    5,195,827.82x = 20,369,891,563,562.93
  5. Step 5: Solve for x
    x = 20,369,891,563,562.93/5,195,827.82
  6. Step 6: Final answer
    x = 3,920,432.37

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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.