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Finding the Third Proportional to 16,849,638 and 36,384,156

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Solution

The third proportional to 16,849,638 and 36,384,156 is: 78,565,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,849,638 : 36,384,156 = 36,384,156 : x
  2. Step 2: Convert to fraction form
    16,849,638/36,384,156 = 36,384,156/x
  3. Step 3: Cross multiply
    16,849,638x = 36,384,156 × 36,384,156
  4. Step 4: Simplify right side
    16,849,638x = 1,323,806,807,832,336
  5. Step 5: Solve for x
    x = 1,323,806,807,832,336/16,849,638
  6. Step 6: Final answer
    x = 78,565,890.13

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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.