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Finding the Third Proportional to 7,467,117 and 16,285,745

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Solution

The third proportional to 7,467,117 and 16,285,745 is: 35,519,128.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467,117 : 16,285,745 = 16,285,745 : x
  2. Step 2: Convert to fraction form
    7,467,117/16,285,745 = 16,285,745/x
  3. Step 3: Cross multiply
    7,467,117x = 16,285,745 × 16,285,745
  4. Step 4: Simplify right side
    7,467,117x = 265,225,490,205,025
  5. Step 5: Solve for x
    x = 265,225,490,205,025/7,467,117
  6. Step 6: Final answer
    x = 35,519,128.76

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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.