Home / 8,465,997.82-12,698,972.43-3,074,626.48

Finding the Fourth Proportional to 8,465,997.82, 12,698,972.43 and 3,074,626.48

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Solution

The fourth proportional to 8,465,997.82, 12,698,972.43 and 3,074,626.48 is: 4,611,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,997.82 : 12,698,972.43 = 3,074,626.48 : x
  2. Step 2: Convert to fraction form
    8,465,997.82/12,698,972.43 = 3,074,626.48/x
  3. Step 3: Cross multiply
    8,465,997.82x = 12,698,972.43 × 3,074,626.48
  4. Step 4: Simplify right side
    8,465,997.82x = 39,044,596,902,067.95
  5. Step 5: Solve for x
    x = 39,044,596,902,067.95/8,465,997.82
  6. Step 6: Final answer
    x = 4,611,930.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.