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Finding the Third Proportional to 8,281,156 and 18,020,312

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Solution

The third proportional to 8,281,156 and 18,020,312 is: 39,213,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,156 : 18,020,312 = 18,020,312 : x
  2. Step 2: Convert to fraction form
    8,281,156/18,020,312 = 18,020,312/x
  3. Step 3: Cross multiply
    8,281,156x = 18,020,312 × 18,020,312
  4. Step 4: Simplify right side
    8,281,156x = 324,731,644,577,344
  5. Step 5: Solve for x
    x = 324,731,644,577,344/8,281,156
  6. Step 6: Final answer
    x = 39,213,322.94

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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.