Home / 16,382,986-22,608,530.42-9,139,642

Finding the Fourth Proportional to 16,382,986, 22,608,530.42 and 9,139,642

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Solution

The fourth proportional to 16,382,986, 22,608,530.42 and 9,139,642 is: 12,612,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,382,986 : 22,608,530.42 = 9,139,642 : x
  2. Step 2: Convert to fraction form
    16,382,986/22,608,530.42 = 9,139,642/x
  3. Step 3: Cross multiply
    16,382,986x = 22,608,530.42 × 9,139,642
  4. Step 4: Simplify right side
    16,382,986x = 206,633,874,184,909.66
  5. Step 5: Solve for x
    x = 206,633,874,184,909.66/16,382,986
  6. Step 6: Final answer
    x = 12,612,711.39

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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.