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Finding the Third Proportional to 16,561,674 and 36,039,348

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Solution

The third proportional to 16,561,674 and 36,039,348 is: 78,424,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,561,674 : 36,039,348 = 36,039,348 : x
  2. Step 2: Convert to fraction form
    16,561,674/36,039,348 = 36,039,348/x
  3. Step 3: Cross multiply
    16,561,674x = 36,039,348 × 36,039,348
  4. Step 4: Simplify right side
    16,561,674x = 1,298,834,604,265,104
  5. Step 5: Solve for x
    x = 1,298,834,604,265,104/16,561,674
  6. Step 6: Final answer
    x = 78,424,113.67

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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.