Home / 51,297,716.11-70,789,476.94-29,270,815.33

Finding the Fourth Proportional to 51,297,716.11, 70,789,476.94 and 29,270,815.33

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Solution

The fourth proportional to 51,297,716.11, 70,789,476.94 and 29,270,815.33 is: 40,392,942.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,297,716.11 : 70,789,476.94 = 29,270,815.33 : x
  2. Step 2: Convert to fraction form
    51,297,716.11/70,789,476.94 = 29,270,815.33/x
  3. Step 3: Cross multiply
    51,297,716.11x = 70,789,476.94 × 29,270,815.33
  4. Step 4: Simplify right side
    51,297,716.11x = 2,072,065,706,818,033.25
  5. Step 5: Solve for x
    x = 2,072,065,706,818,033.25/51,297,716.11
  6. Step 6: Final answer
    x = 40,392,942.69

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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.