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Finding the Third Proportional to 8,507,258 and 18,350,260

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Solution

The third proportional to 8,507,258 and 18,350,260 is: 39,581,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,258 : 18,350,260 = 18,350,260 : x
  2. Step 2: Convert to fraction form
    8,507,258/18,350,260 = 18,350,260/x
  3. Step 3: Cross multiply
    8,507,258x = 18,350,260 × 18,350,260
  4. Step 4: Simplify right side
    8,507,258x = 336,732,042,067,600
  5. Step 5: Solve for x
    x = 336,732,042,067,600/8,507,258
  6. Step 6: Final answer
    x = 39,581,736.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.