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Finding the Third Proportional to 8,609,220 and 18,897,844

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Solution

The third proportional to 8,609,220 and 18,897,844 is: 41,482,098.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,220 : 18,897,844 = 18,897,844 : x
  2. Step 2: Convert to fraction form
    8,609,220/18,897,844 = 18,897,844/x
  3. Step 3: Cross multiply
    8,609,220x = 18,897,844 × 18,897,844
  4. Step 4: Simplify right side
    8,609,220x = 357,128,507,848,336
  5. Step 5: Solve for x
    x = 357,128,507,848,336/8,609,220
  6. Step 6: Final answer
    x = 41,482,098.01

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.