Home / 20,440,588.50-31,418,655.75

Finding the Third Proportional to 20,440,588.50 and 31,418,655.75

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Solution

The third proportional to 20,440,588.50 and 31,418,655.75 is: 48,292,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,440,588.50 : 31,418,655.75 = 31,418,655.75 : x
  2. Step 2: Convert to fraction form
    20,440,588.50/31,418,655.75 = 31,418,655.75/x
  3. Step 3: Cross multiply
    20,440,588.50x = 31,418,655.75 × 31,418,655.75
  4. Step 4: Simplify right side
    20,440,588.50x = 987,131,929,137,008
  5. Step 5: Solve for x
    x = 987,131,929,137,008/20,440,588.50
  6. Step 6: Final answer
    x = 48,292,735.27

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.