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Finding the Third Proportional to 8,378,452 and 18,249,848

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Solution

The third proportional to 8,378,452 and 18,249,848 is: 39,751,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,452 : 18,249,848 = 18,249,848 : x
  2. Step 2: Convert to fraction form
    8,378,452/18,249,848 = 18,249,848/x
  3. Step 3: Cross multiply
    8,378,452x = 18,249,848 × 18,249,848
  4. Step 4: Simplify right side
    8,378,452x = 333,056,952,023,104
  5. Step 5: Solve for x
    x = 333,056,952,023,104/8,378,452
  6. Step 6: Final answer
    x = 39,751,609.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.