Home / 5,192,977-7,165,932.81-2,869,841.72

Finding the Fourth Proportional to 5,192,977, 7,165,932.81 and 2,869,841.72

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Solution

The fourth proportional to 5,192,977, 7,165,932.81 and 2,869,841.72 is: 3,960,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,977 : 7,165,932.81 = 2,869,841.72 : x
  2. Step 2: Convert to fraction form
    5,192,977/7,165,932.81 = 2,869,841.72/x
  3. Step 3: Cross multiply
    5,192,977x = 7,165,932.81 × 2,869,841.72
  4. Step 4: Simplify right side
    5,192,977x = 20,565,092,940,854.83
  5. Step 5: Solve for x
    x = 20,565,092,940,854.83/5,192,977
  6. Step 6: Final answer
    x = 3,960,174.09

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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.