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Finding the Third Proportional to 15,756,620 and 34,273,962

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Solution

The third proportional to 15,756,620 and 34,273,962 is: 74,553,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,620 : 34,273,962 = 34,273,962 : x
  2. Step 2: Convert to fraction form
    15,756,620/34,273,962 = 34,273,962/x
  3. Step 3: Cross multiply
    15,756,620x = 34,273,962 × 34,273,962
  4. Step 4: Simplify right side
    15,756,620x = 1,174,704,471,177,444
  5. Step 5: Solve for x
    x = 1,174,704,471,177,444/15,756,620
  6. Step 6: Final answer
    x = 74,553,074.91

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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.