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Finding the Third Proportional to 4,559,626 and 7,115,489

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Solution

The third proportional to 4,559,626 and 7,115,489 is: 11,104,021.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559,626 : 7,115,489 = 7,115,489 : x
  2. Step 2: Convert to fraction form
    4,559,626/7,115,489 = 7,115,489/x
  3. Step 3: Cross multiply
    4,559,626x = 7,115,489 × 7,115,489
  4. Step 4: Simplify right side
    4,559,626x = 50,630,183,709,121
  5. Step 5: Solve for x
    x = 50,630,183,709,121/4,559,626
  6. Step 6: Final answer
    x = 11,104,021.19

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.