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Finding the Third Proportional to 16,817,409 and 36,890,370

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Solution

The third proportional to 16,817,409 and 36,890,370 is: 80,922,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817,409 : 36,890,370 = 36,890,370 : x
  2. Step 2: Convert to fraction form
    16,817,409/36,890,370 = 36,890,370/x
  3. Step 3: Cross multiply
    16,817,409x = 36,890,370 × 36,890,370
  4. Step 4: Simplify right side
    16,817,409x = 1,360,899,398,736,900
  5. Step 5: Solve for x
    x = 1,360,899,398,736,900/16,817,409
  6. Step 6: Final answer
    x = 80,922,061.11

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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.