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Finding the Third Proportional to 6,436,221.66 and 9,714,186.84

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Solution

The third proportional to 6,436,221.66 and 9,714,186.84 is: 14,661,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,221.66 : 9,714,186.84 = 9,714,186.84 : x
  2. Step 2: Convert to fraction form
    6,436,221.66/9,714,186.84 = 9,714,186.84/x
  3. Step 3: Cross multiply
    6,436,221.66x = 9,714,186.84 × 9,714,186.84
  4. Step 4: Simplify right side
    6,436,221.66x = 94,365,426,035,285.59
  5. Step 5: Solve for x
    x = 94,365,426,035,285.59/6,436,221.66
  6. Step 6: Final answer
    x = 14,661,618.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.