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Finding the Third Proportional to 21,019,014 and 45,279,324

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Solution

The third proportional to 21,019,014 and 45,279,324 is: 97,541,073.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,019,014 : 45,279,324 = 45,279,324 : x
  2. Step 2: Convert to fraction form
    21,019,014/45,279,324 = 45,279,324/x
  3. Step 3: Cross multiply
    21,019,014x = 45,279,324 × 45,279,324
  4. Step 4: Simplify right side
    21,019,014x = 2,050,217,181,896,976
  5. Step 5: Solve for x
    x = 2,050,217,181,896,976/21,019,014
  6. Step 6: Final answer
    x = 97,541,073.14

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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.