Home / 6,747,006.21-9,312,067.30-3,995,221.36

Finding the Fourth Proportional to 6,747,006.21, 9,312,067.30 and 3,995,221.36

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Solution

The fourth proportional to 6,747,006.21, 9,312,067.30 and 3,995,221.36 is: 5,514,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747,006.21 : 9,312,067.30 = 3,995,221.36 : x
  2. Step 2: Convert to fraction form
    6,747,006.21/9,312,067.30 = 3,995,221.36/x
  3. Step 3: Cross multiply
    6,747,006.21x = 9,312,067.30 × 3,995,221.36
  4. Step 4: Simplify right side
    6,747,006.21x = 37,203,770,126,169.13
  5. Step 5: Solve for x
    x = 37,203,770,126,169.13/6,747,006.21
  6. Step 6: Final answer
    x = 5,514,115.30

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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.