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Finding the Third Proportional to 4,040,576 and 8,977,959

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Solution

The third proportional to 4,040,576 and 8,977,959 is: 19,948,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,576 : 8,977,959 = 8,977,959 : x
  2. Step 2: Convert to fraction form
    4,040,576/8,977,959 = 8,977,959/x
  3. Step 3: Cross multiply
    4,040,576x = 8,977,959 × 8,977,959
  4. Step 4: Simplify right side
    4,040,576x = 80,603,747,805,681
  5. Step 5: Solve for x
    x = 80,603,747,805,681/4,040,576
  6. Step 6: Final answer
    x = 19,948,578.57

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.