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Finding the Third Proportional to 8,881,785 and 18,461,682

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Solution

The third proportional to 8,881,785 and 18,461,682 is: 38,374,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,785 : 18,461,682 = 18,461,682 : x
  2. Step 2: Convert to fraction form
    8,881,785/18,461,682 = 18,461,682/x
  3. Step 3: Cross multiply
    8,881,785x = 18,461,682 × 18,461,682
  4. Step 4: Simplify right side
    8,881,785x = 340,833,702,269,124
  5. Step 5: Solve for x
    x = 340,833,702,269,124/8,881,785
  6. Step 6: Final answer
    x = 38,374,459.89

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.