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Finding the Third Proportional to 3,938,833 and 8,549,899

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Solution

The third proportional to 3,938,833 and 8,549,899 is: 18,558,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,833 : 8,549,899 = 8,549,899 : x
  2. Step 2: Convert to fraction form
    3,938,833/8,549,899 = 8,549,899/x
  3. Step 3: Cross multiply
    3,938,833x = 8,549,899 × 8,549,899
  4. Step 4: Simplify right side
    3,938,833x = 73,100,772,910,201
  5. Step 5: Solve for x
    x = 73,100,772,910,201/3,938,833
  6. Step 6: Final answer
    x = 18,558,992.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.