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Finding the Third Proportional to 12,885,675.75 and 27,788,811.75

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Solution

The third proportional to 12,885,675.75 and 27,788,811.75 is: 59,928,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,675.75 : 27,788,811.75 = 27,788,811.75 : x
  2. Step 2: Convert to fraction form
    12,885,675.75/27,788,811.75 = 27,788,811.75/x
  3. Step 3: Cross multiply
    12,885,675.75x = 27,788,811.75 × 27,788,811.75
  4. Step 4: Simplify right side
    12,885,675.75x = 772,218,058,476,938
  5. Step 5: Solve for x
    x = 772,218,058,476,938/12,885,675.75
  6. Step 6: Final answer
    x = 59,928,409.92

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.