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Finding the Third Proportional to 3,908,082 and 8,484,600

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Solution

The third proportional to 3,908,082 and 8,484,600 is: 18,420,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,082 : 8,484,600 = 8,484,600 : x
  2. Step 2: Convert to fraction form
    3,908,082/8,484,600 = 8,484,600/x
  3. Step 3: Cross multiply
    3,908,082x = 8,484,600 × 8,484,600
  4. Step 4: Simplify right side
    3,908,082x = 71,988,437,160,000
  5. Step 5: Solve for x
    x = 71,988,437,160,000/3,908,082
  6. Step 6: Final answer
    x = 18,420,400.89

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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.