Home / 12,757,889.64-17,605,249.38-7,250,537.64

Finding the Fourth Proportional to 12,757,889.64, 17,605,249.38 and 7,250,537.64

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Solution

The fourth proportional to 12,757,889.64, 17,605,249.38 and 7,250,537.64 is: 10,005,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757,889.64 : 17,605,249.38 = 7,250,537.64 : x
  2. Step 2: Convert to fraction form
    12,757,889.64/17,605,249.38 = 7,250,537.64/x
  3. Step 3: Cross multiply
    12,757,889.64x = 17,605,249.38 × 7,250,537.64
  4. Step 4: Simplify right side
    12,757,889.64x = 127,647,523,291,276.66
  5. Step 5: Solve for x
    x = 127,647,523,291,276.66/12,757,889.64
  6. Step 6: Final answer
    x = 10,005,379.17

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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.