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Finding the Third Proportional to 27,179,907 and 57,507,966

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Solution

The third proportional to 27,179,907 and 57,507,966 is: 121,676,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179,907 : 57,507,966 = 57,507,966 : x
  2. Step 2: Convert to fraction form
    27,179,907/57,507,966 = 57,507,966/x
  3. Step 3: Cross multiply
    27,179,907x = 57,507,966 × 57,507,966
  4. Step 4: Simplify right side
    27,179,907x = 3,307,166,153,457,156
  5. Step 5: Solve for x
    x = 3,307,166,153,457,156/27,179,907
  6. Step 6: Final answer
    x = 121,676,875.25

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.