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Finding the Third Proportional to 7,129,718 and 14,846,956

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Solution

The third proportional to 7,129,718 and 14,846,956 is: 30,917,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,718 : 14,846,956 = 14,846,956 : x
  2. Step 2: Convert to fraction form
    7,129,718/14,846,956 = 14,846,956/x
  3. Step 3: Cross multiply
    7,129,718x = 14,846,956 × 14,846,956
  4. Step 4: Simplify right side
    7,129,718x = 220,432,102,465,936
  5. Step 5: Solve for x
    x = 220,432,102,465,936/7,129,718
  6. Step 6: Final answer
    x = 30,917,366.22

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.