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Finding the Third Proportional to 20,284,776 and 45,104,976

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Solution

The third proportional to 20,284,776 and 45,104,976 is: 100,294,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,284,776 : 45,104,976 = 45,104,976 : x
  2. Step 2: Convert to fraction form
    20,284,776/45,104,976 = 45,104,976/x
  3. Step 3: Cross multiply
    20,284,776x = 45,104,976 × 45,104,976
  4. Step 4: Simplify right side
    20,284,776x = 2,034,458,859,960,576
  5. Step 5: Solve for x
    x = 2,034,458,859,960,576/20,284,776
  6. Step 6: Final answer
    x = 100,294,864.48

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.