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Finding the Third Proportional to 6,516,792 and 14,318,208

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Solution

The third proportional to 6,516,792 and 14,318,208 is: 31,458,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,792 : 14,318,208 = 14,318,208 : x
  2. Step 2: Convert to fraction form
    6,516,792/14,318,208 = 14,318,208/x
  3. Step 3: Cross multiply
    6,516,792x = 14,318,208 × 14,318,208
  4. Step 4: Simplify right side
    6,516,792x = 205,011,080,331,264
  5. Step 5: Solve for x
    x = 205,011,080,331,264/6,516,792
  6. Step 6: Final answer
    x = 31,458,895.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.