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Finding the Third Proportional to 3,942,804 and 8,554,827

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Solution

The third proportional to 3,942,804 and 8,554,827 is: 18,561,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,804 : 8,554,827 = 8,554,827 : x
  2. Step 2: Convert to fraction form
    3,942,804/8,554,827 = 8,554,827/x
  3. Step 3: Cross multiply
    3,942,804x = 8,554,827 × 8,554,827
  4. Step 4: Simplify right side
    3,942,804x = 73,185,064,999,929
  5. Step 5: Solve for x
    x = 73,185,064,999,929/3,942,804
  6. Step 6: Final answer
    x = 18,561,679.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.