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Finding the Third Proportional to 20,581,272 and 30,255,336

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Solution

The third proportional to 20,581,272 and 30,255,336 is: 44,476,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,581,272 : 30,255,336 = 30,255,336 : x
  2. Step 2: Convert to fraction form
    20,581,272/30,255,336 = 30,255,336/x
  3. Step 3: Cross multiply
    20,581,272x = 30,255,336 × 30,255,336
  4. Step 4: Simplify right side
    20,581,272x = 915,385,356,472,896
  5. Step 5: Solve for x
    x = 915,385,356,472,896/20,581,272
  6. Step 6: Final answer
    x = 44,476,617.21

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.