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Finding the Third Proportional to 15,676,829 and 31,983,520

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Solution

The third proportional to 15,676,829 and 31,983,520 is: 65,252,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676,829 : 31,983,520 = 31,983,520 : x
  2. Step 2: Convert to fraction form
    15,676,829/31,983,520 = 31,983,520/x
  3. Step 3: Cross multiply
    15,676,829x = 31,983,520 × 31,983,520
  4. Step 4: Simplify right side
    15,676,829x = 1,022,945,551,590,400
  5. Step 5: Solve for x
    x = 1,022,945,551,590,400/15,676,829
  6. Step 6: Final answer
    x = 65,252,070.53

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.