Home / 21,338,422.31-45,913,672.97

Finding the Third Proportional to 21,338,422.31 and 45,913,672.97

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Solution

The third proportional to 21,338,422.31 and 45,913,672.97 is: 98,791,997.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338,422.31 : 45,913,672.97 = 45,913,672.97 : x
  2. Step 2: Convert to fraction form
    21,338,422.31/45,913,672.97 = 45,913,672.97/x
  3. Step 3: Cross multiply
    21,338,422.31x = 45,913,672.97 × 45,913,672.97
  4. Step 4: Simplify right side
    21,338,422.31x = 2,108,065,365,481,324.50
  5. Step 5: Solve for x
    x = 2,108,065,365,481,324.50/21,338,422.31
  6. Step 6: Final answer
    x = 98,791,997.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.