Home / 15,422,467.82-21,282,643.42-8,546,802.26

Finding the Fourth Proportional to 15,422,467.82, 21,282,643.42 and 8,546,802.26

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Solution

The fourth proportional to 15,422,467.82, 21,282,643.42 and 8,546,802.26 is: 11,794,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422,467.82 : 21,282,643.42 = 8,546,802.26 : x
  2. Step 2: Convert to fraction form
    15,422,467.82/21,282,643.42 = 8,546,802.26/x
  3. Step 3: Cross multiply
    15,422,467.82x = 21,282,643.42 × 8,546,802.26
  4. Step 4: Simplify right side
    15,422,467.82x = 181,898,544,753,049.94
  5. Step 5: Solve for x
    x = 181,898,544,753,049.94/15,422,467.82
  6. Step 6: Final answer
    x = 11,794,386.41

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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.