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Finding the Third Proportional to 8,303,658 and 18,243,156

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Solution

The third proportional to 8,303,658 and 18,243,156 is: 40,080,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,658 : 18,243,156 = 18,243,156 : x
  2. Step 2: Convert to fraction form
    8,303,658/18,243,156 = 18,243,156/x
  3. Step 3: Cross multiply
    8,303,658x = 18,243,156 × 18,243,156
  4. Step 4: Simplify right side
    8,303,658x = 332,812,740,840,336
  5. Step 5: Solve for x
    x = 332,812,740,840,336/8,303,658
  6. Step 6: Final answer
    x = 40,080,256.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.