Home / 7,021,884.78-10,529,836.41-2,759,062.74

Finding the Fourth Proportional to 7,021,884.78, 10,529,836.41 and 2,759,062.74

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Solution

The fourth proportional to 7,021,884.78, 10,529,836.41 and 2,759,062.74 is: 4,137,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,884.78 : 10,529,836.41 = 2,759,062.74 : x
  2. Step 2: Convert to fraction form
    7,021,884.78/10,529,836.41 = 2,759,062.74/x
  3. Step 3: Cross multiply
    7,021,884.78x = 10,529,836.41 × 2,759,062.74
  4. Step 4: Simplify right side
    7,021,884.78x = 29,052,479,297,126.37
  5. Step 5: Solve for x
    x = 29,052,479,297,126.37/7,021,884.78
  6. Step 6: Final answer
    x = 4,137,418.97

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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.