Home / 22,221,243.90-33,308,418.38-11,983,317.35

Finding the Fourth Proportional to 22,221,243.90, 33,308,418.38 and 11,983,317.35

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Solution

The fourth proportional to 22,221,243.90, 33,308,418.38 and 11,983,317.35 is: 17,962,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,243.90 : 33,308,418.38 = 11,983,317.35 : x
  2. Step 2: Convert to fraction form
    22,221,243.90/33,308,418.38 = 11,983,317.35/x
  3. Step 3: Cross multiply
    22,221,243.90x = 33,308,418.38 × 11,983,317.35
  4. Step 4: Simplify right side
    22,221,243.90x = 399,145,347,647,654.25
  5. Step 5: Solve for x
    x = 399,145,347,647,654.25/22,221,243.90
  6. Step 6: Final answer
    x = 17,962,331.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.