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Finding the Third Proportional to 12,159,052 and 18,974,706

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Solution

The third proportional to 12,159,052 and 18,974,706 is: 29,610,817.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,159,052 : 18,974,706 = 18,974,706 : x
  2. Step 2: Convert to fraction form
    12,159,052/18,974,706 = 18,974,706/x
  3. Step 3: Cross multiply
    12,159,052x = 18,974,706 × 18,974,706
  4. Step 4: Simplify right side
    12,159,052x = 360,039,467,786,436
  5. Step 5: Solve for x
    x = 360,039,467,786,436/12,159,052
  6. Step 6: Final answer
    x = 29,610,817.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.