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Finding the Third Proportional to 8,798,159 and 18,400,739

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Solution

The third proportional to 8,798,159 and 18,400,739 is: 38,483,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798,159 : 18,400,739 = 18,400,739 : x
  2. Step 2: Convert to fraction form
    8,798,159/18,400,739 = 18,400,739/x
  3. Step 3: Cross multiply
    8,798,159x = 18,400,739 × 18,400,739
  4. Step 4: Simplify right side
    8,798,159x = 338,587,195,746,121
  5. Step 5: Solve for x
    x = 338,587,195,746,121/8,798,159
  6. Step 6: Final answer
    x = 38,483,868.70

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.