Home / 9,161,163.82-12,647,314.30-7,063,424.63

Finding the Fourth Proportional to 9,161,163.82, 12,647,314.30 and 7,063,424.63

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Solution

The fourth proportional to 9,161,163.82, 12,647,314.30 and 7,063,424.63 is: 9,751,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,163.82 : 12,647,314.30 = 7,063,424.63 : x
  2. Step 2: Convert to fraction form
    9,161,163.82/12,647,314.30 = 7,063,424.63/x
  3. Step 3: Cross multiply
    9,161,163.82x = 12,647,314.30 × 7,063,424.63
  4. Step 4: Simplify right side
    9,161,163.82x = 89,333,351,249,076.08
  5. Step 5: Solve for x
    x = 89,333,351,249,076.08/9,161,163.82
  6. Step 6: Final answer
    x = 9,751,310.32

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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.