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Finding the Third Proportional to 20,174,768 and 30,190,848

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Solution

The third proportional to 20,174,768 and 30,190,848 is: 45,179,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174,768 : 30,190,848 = 30,190,848 : x
  2. Step 2: Convert to fraction form
    20,174,768/30,190,848 = 30,190,848/x
  3. Step 3: Cross multiply
    20,174,768x = 30,190,848 × 30,190,848
  4. Step 4: Simplify right side
    20,174,768x = 911,487,302,959,104
  5. Step 5: Solve for x
    x = 911,487,302,959,104/20,174,768
  6. Step 6: Final answer
    x = 45,179,568.01

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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.