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Finding the Third Proportional to 15,672,786 and 36,877,132

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Solution

The third proportional to 15,672,786 and 36,877,132 is: 86,769,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,786 : 36,877,132 = 36,877,132 : x
  2. Step 2: Convert to fraction form
    15,672,786/36,877,132 = 36,877,132/x
  3. Step 3: Cross multiply
    15,672,786x = 36,877,132 × 36,877,132
  4. Step 4: Simplify right side
    15,672,786x = 1,359,922,864,545,424
  5. Step 5: Solve for x
    x = 1,359,922,864,545,424/15,672,786
  6. Step 6: Final answer
    x = 86,769,695.22

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.