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Finding the Third Proportional to 8,346,520 and 18,162,808

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Solution

The third proportional to 8,346,520 and 18,162,808 is: 39,523,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,520 : 18,162,808 = 18,162,808 : x
  2. Step 2: Convert to fraction form
    8,346,520/18,162,808 = 18,162,808/x
  3. Step 3: Cross multiply
    8,346,520x = 18,162,808 × 18,162,808
  4. Step 4: Simplify right side
    8,346,520x = 329,887,594,444,864
  5. Step 5: Solve for x
    x = 329,887,594,444,864/8,346,520
  6. Step 6: Final answer
    x = 39,523,968.61

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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.