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Finding the Third Proportional to 5,140,958 and 11,290,806

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Solution

The third proportional to 5,140,958 and 11,290,806 is: 24,797,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,958 : 11,290,806 = 11,290,806 : x
  2. Step 2: Convert to fraction form
    5,140,958/11,290,806 = 11,290,806/x
  3. Step 3: Cross multiply
    5,140,958x = 11,290,806 × 11,290,806
  4. Step 4: Simplify right side
    5,140,958x = 127,482,300,129,636
  5. Step 5: Solve for x
    x = 127,482,300,129,636/5,140,958
  6. Step 6: Final answer
    x = 24,797,382.15

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.