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Finding the Third Proportional to 27,030,855 and 55,977,957

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Solution

The third proportional to 27,030,855 and 55,977,957 is: 115,924,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,030,855 : 55,977,957 = 55,977,957 : x
  2. Step 2: Convert to fraction form
    27,030,855/55,977,957 = 55,977,957/x
  3. Step 3: Cross multiply
    27,030,855x = 55,977,957 × 55,977,957
  4. Step 4: Simplify right side
    27,030,855x = 3,133,531,669,893,849
  5. Step 5: Solve for x
    x = 3,133,531,669,893,849/27,030,855
  6. Step 6: Final answer
    x = 115,924,252.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.