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Finding the Third Proportional to 10,045,000 and 21,802,420

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Solution

The third proportional to 10,045,000 and 21,802,420 is: 47,321,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045,000 : 21,802,420 = 21,802,420 : x
  2. Step 2: Convert to fraction form
    10,045,000/21,802,420 = 21,802,420/x
  3. Step 3: Cross multiply
    10,045,000x = 21,802,420 × 21,802,420
  4. Step 4: Simplify right side
    10,045,000x = 475,345,517,856,400
  5. Step 5: Solve for x
    x = 475,345,517,856,400/10,045,000
  6. Step 6: Final answer
    x = 47,321,604.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.