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Finding the Third Proportional to 8,398,084 and 18,423,295

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Solution

The third proportional to 8,398,084 and 18,423,295 is: 40,416,099.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398,084 : 18,423,295 = 18,423,295 : x
  2. Step 2: Convert to fraction form
    8,398,084/18,423,295 = 18,423,295/x
  3. Step 3: Cross multiply
    8,398,084x = 18,423,295 × 18,423,295
  4. Step 4: Simplify right side
    8,398,084x = 339,417,798,657,025
  5. Step 5: Solve for x
    x = 339,417,798,657,025/8,398,084
  6. Step 6: Final answer
    x = 40,416,099.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.