Home / 7,136,536.78-9,848,429.98-3,873,351.16

Finding the Fourth Proportional to 7,136,536.78, 9,848,429.98 and 3,873,351.16

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Solution

The fourth proportional to 7,136,536.78, 9,848,429.98 and 3,873,351.16 is: 5,345,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,536.78 : 9,848,429.98 = 3,873,351.16 : x
  2. Step 2: Convert to fraction form
    7,136,536.78/9,848,429.98 = 3,873,351.16/x
  3. Step 3: Cross multiply
    7,136,536.78x = 9,848,429.98 × 3,873,351.16
  4. Step 4: Simplify right side
    7,136,536.78x = 38,146,427,687,211.78
  5. Step 5: Solve for x
    x = 38,146,427,687,211.78/7,136,536.78
  6. Step 6: Final answer
    x = 5,345,229.61

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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.