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Finding the Third Proportional to 8,355,699 and 18,324,270

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Solution

The third proportional to 8,355,699 and 18,324,270 is: 40,185,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355,699 : 18,324,270 = 18,324,270 : x
  2. Step 2: Convert to fraction form
    8,355,699/18,324,270 = 18,324,270/x
  3. Step 3: Cross multiply
    8,355,699x = 18,324,270 × 18,324,270
  4. Step 4: Simplify right side
    8,355,699x = 335,778,871,032,900
  5. Step 5: Solve for x
    x = 335,778,871,032,900/8,355,699
  6. Step 6: Final answer
    x = 40,185,611.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.