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Finding the Third Proportional to 20,231,881 and 30,348,468

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Solution

The third proportional to 20,231,881 and 30,348,468 is: 45,523,671.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,231,881 : 30,348,468 = 30,348,468 : x
  2. Step 2: Convert to fraction form
    20,231,881/30,348,468 = 30,348,468/x
  3. Step 3: Cross multiply
    20,231,881x = 30,348,468 × 30,348,468
  4. Step 4: Simplify right side
    20,231,881x = 921,029,509,947,024
  5. Step 5: Solve for x
    x = 921,029,509,947,024/20,231,881
  6. Step 6: Final answer
    x = 45,523,671.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.