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Finding the Third Proportional to 4,362,626 and 9,331,780

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Solution

The third proportional to 4,362,626 and 9,331,780 is: 19,960,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362,626 : 9,331,780 = 9,331,780 : x
  2. Step 2: Convert to fraction form
    4,362,626/9,331,780 = 9,331,780/x
  3. Step 3: Cross multiply
    4,362,626x = 9,331,780 × 9,331,780
  4. Step 4: Simplify right side
    4,362,626x = 87,082,117,968,400
  5. Step 5: Solve for x
    x = 87,082,117,968,400/4,362,626
  6. Step 6: Final answer
    x = 19,960,940.49

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.