Home / 7,040,072.44-9,715,303.92-3,820,808.44

Finding the Fourth Proportional to 7,040,072.44, 9,715,303.92 and 3,820,808.44

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Solution

The fourth proportional to 7,040,072.44, 9,715,303.92 and 3,820,808.44 is: 5,272,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040,072.44 : 9,715,303.92 = 3,820,808.44 : x
  2. Step 2: Convert to fraction form
    7,040,072.44/9,715,303.92 = 3,820,808.44/x
  3. Step 3: Cross multiply
    7,040,072.44x = 9,715,303.92 × 3,820,808.44
  4. Step 4: Simplify right side
    7,040,072.44x = 37,120,315,214,701.09
  5. Step 5: Solve for x
    x = 37,120,315,214,701.09/7,040,072.44
  6. Step 6: Final answer
    x = 5,272,717.79

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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.