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Finding the Third Proportional to 13,866,072 and 30,918,603

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Solution

The third proportional to 13,866,072 and 30,918,603 is: 68,942,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866,072 : 30,918,603 = 30,918,603 : x
  2. Step 2: Convert to fraction form
    13,866,072/30,918,603 = 30,918,603/x
  3. Step 3: Cross multiply
    13,866,072x = 30,918,603 × 30,918,603
  4. Step 4: Simplify right side
    13,866,072x = 955,960,011,471,609
  5. Step 5: Solve for x
    x = 955,960,011,471,609/13,866,072
  6. Step 6: Final answer
    x = 68,942,380.47

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.