Home / 21,274,842.38-30,982,240.13

Finding the Third Proportional to 21,274,842.38 and 30,982,240.13

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Solution

The third proportional to 21,274,842.38 and 30,982,240.13 is: 45,118,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,274,842.38 : 30,982,240.13 = 30,982,240.13 : x
  2. Step 2: Convert to fraction form
    21,274,842.38/30,982,240.13 = 30,982,240.13/x
  3. Step 3: Cross multiply
    21,274,842.38x = 30,982,240.13 × 30,982,240.13
  4. Step 4: Simplify right side
    21,274,842.38x = 959,899,203,163,160
  5. Step 5: Solve for x
    x = 959,899,203,163,160/21,274,842.38
  6. Step 6: Final answer
    x = 45,118,980.73

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.