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Finding the Third Proportional to 9,434,772 and 20,577,505

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Solution

The third proportional to 9,434,772 and 20,577,505 is: 44,880,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434,772 : 20,577,505 = 20,577,505 : x
  2. Step 2: Convert to fraction form
    9,434,772/20,577,505 = 20,577,505/x
  3. Step 3: Cross multiply
    9,434,772x = 20,577,505 × 20,577,505
  4. Step 4: Simplify right side
    9,434,772x = 423,433,712,025,025
  5. Step 5: Solve for x
    x = 423,433,712,025,025/9,434,772
  6. Step 6: Final answer
    x = 44,880,121.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.