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Finding the Third Proportional to 8,609,275 and 18,731,844

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Solution

The third proportional to 8,609,275 and 18,731,844 is: 40,756,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,275 : 18,731,844 = 18,731,844 : x
  2. Step 2: Convert to fraction form
    8,609,275/18,731,844 = 18,731,844/x
  3. Step 3: Cross multiply
    8,609,275x = 18,731,844 × 18,731,844
  4. Step 4: Simplify right side
    8,609,275x = 350,881,979,640,336
  5. Step 5: Solve for x
    x = 350,881,979,640,336/8,609,275
  6. Step 6: Final answer
    x = 40,756,275.02

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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.