Home / 20,925,593.82-31,393,695.96-14,789,648.25

Finding the Fourth Proportional to 20,925,593.82, 31,393,695.96 and 14,789,648.25

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Solution

The fourth proportional to 20,925,593.82, 31,393,695.96 and 14,789,648.25 is: 22,188,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,925,593.82 : 31,393,695.96 = 14,789,648.25 : x
  2. Step 2: Convert to fraction form
    20,925,593.82/31,393,695.96 = 14,789,648.25/x
  3. Step 3: Cross multiply
    20,925,593.82x = 31,393,695.96 × 14,789,648.25
  4. Step 4: Simplify right side
    20,925,593.82x = 464,301,720,515,846.06
  5. Step 5: Solve for x
    x = 464,301,720,515,846.06/20,925,593.82
  6. Step 6: Final answer
    x = 22,188,221.97

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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.