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Finding the Third Proportional to 8,730,018 and 18,853,884

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Solution

The third proportional to 8,730,018 and 18,853,884 is: 40,718,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,018 : 18,853,884 = 18,853,884 : x
  2. Step 2: Convert to fraction form
    8,730,018/18,853,884 = 18,853,884/x
  3. Step 3: Cross multiply
    8,730,018x = 18,853,884 × 18,853,884
  4. Step 4: Simplify right side
    8,730,018x = 355,468,941,885,456
  5. Step 5: Solve for x
    x = 355,468,941,885,456/8,730,018
  6. Step 6: Final answer
    x = 40,718,007.90

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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.