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Finding the Third Proportional to 4,786,355 and 7,182,867

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Solution

The third proportional to 4,786,355 and 7,182,867 is: 10,779,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786,355 : 7,182,867 = 7,182,867 : x
  2. Step 2: Convert to fraction form
    4,786,355/7,182,867 = 7,182,867/x
  3. Step 3: Cross multiply
    4,786,355x = 7,182,867 × 7,182,867
  4. Step 4: Simplify right side
    4,786,355x = 51,593,578,339,689
  5. Step 5: Solve for x
    x = 51,593,578,339,689/4,786,355
  6. Step 6: Final answer
    x = 10,779,304.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.