Home / 8,972,647.68-12,382,241.92-5,753,376

Finding the Fourth Proportional to 8,972,647.68, 12,382,241.92 and 5,753,376

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Solution

The fourth proportional to 8,972,647.68, 12,382,241.92 and 5,753,376 is: 7,939,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,647.68 : 12,382,241.92 = 5,753,376 : x
  2. Step 2: Convert to fraction form
    8,972,647.68/12,382,241.92 = 5,753,376/x
  3. Step 3: Cross multiply
    8,972,647.68x = 12,382,241.92 × 5,753,376
  4. Step 4: Simplify right side
    8,972,647.68x = 71,239,693,488,721.92
  5. Step 5: Solve for x
    x = 71,239,693,488,721.92/8,972,647.68
  6. Step 6: Final answer
    x = 7,939,651.26

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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.