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Finding the Third Proportional to 20,870,112 and 45,214,344

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Solution

The third proportional to 20,870,112 and 45,214,344 is: 97,955,243.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,870,112 : 45,214,344 = 45,214,344 : x
  2. Step 2: Convert to fraction form
    20,870,112/45,214,344 = 45,214,344/x
  3. Step 3: Cross multiply
    20,870,112x = 45,214,344 × 45,214,344
  4. Step 4: Simplify right side
    20,870,112x = 2,044,336,903,350,336
  5. Step 5: Solve for x
    x = 2,044,336,903,350,336/20,870,112
  6. Step 6: Final answer
    x = 97,955,243.52

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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.