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Finding the Third Proportional to 3,908,070 and 8,484,579

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Solution

The third proportional to 3,908,070 and 8,484,579 is: 18,420,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,070 : 8,484,579 = 8,484,579 : x
  2. Step 2: Convert to fraction form
    3,908,070/8,484,579 = 8,484,579/x
  3. Step 3: Cross multiply
    3,908,070x = 8,484,579 × 8,484,579
  4. Step 4: Simplify right side
    3,908,070x = 71,988,080,807,241
  5. Step 5: Solve for x
    x = 71,988,080,807,241/3,908,070
  6. Step 6: Final answer
    x = 18,420,366.27

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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.