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Finding the Third Proportional to 20,817,648 and 45,110,520

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Solution

The third proportional to 20,817,648 and 45,110,520 is: 97,751,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,817,648 : 45,110,520 = 45,110,520 : x
  2. Step 2: Convert to fraction form
    20,817,648/45,110,520 = 45,110,520/x
  3. Step 3: Cross multiply
    20,817,648x = 45,110,520 × 45,110,520
  4. Step 4: Simplify right side
    20,817,648x = 2,034,959,014,670,400
  5. Step 5: Solve for x
    x = 2,034,959,014,670,400/20,817,648
  6. Step 6: Final answer
    x = 97,751,629.52

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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.