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Finding the Third Proportional to 4,420,371 and 9,486,576

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Solution

The third proportional to 4,420,371 and 9,486,576 is: 20,359,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,371 : 9,486,576 = 9,486,576 : x
  2. Step 2: Convert to fraction form
    4,420,371/9,486,576 = 9,486,576/x
  3. Step 3: Cross multiply
    4,420,371x = 9,486,576 × 9,486,576
  4. Step 4: Simplify right side
    4,420,371x = 89,995,124,203,776
  5. Step 5: Solve for x
    x = 89,995,124,203,776/4,420,371
  6. Step 6: Final answer
    x = 20,359,178.95

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.