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Finding the Third Proportional to 13,315,695 and 28,653,817

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Solution

The third proportional to 13,315,695 and 28,653,817 is: 61,659,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315,695 : 28,653,817 = 28,653,817 : x
  2. Step 2: Convert to fraction form
    13,315,695/28,653,817 = 28,653,817/x
  3. Step 3: Cross multiply
    13,315,695x = 28,653,817 × 28,653,817
  4. Step 4: Simplify right side
    13,315,695x = 821,041,228,669,489
  5. Step 5: Solve for x
    x = 821,041,228,669,489/13,315,695
  6. Step 6: Final answer
    x = 61,659,660.17

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.