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Finding the Third Proportional to 4,643,622 and 7,175,577

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Solution

The third proportional to 4,643,622 and 7,175,577 is: 11,088,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643,622 : 7,175,577 = 7,175,577 : x
  2. Step 2: Convert to fraction form
    4,643,622/7,175,577 = 7,175,577/x
  3. Step 3: Cross multiply
    4,643,622x = 7,175,577 × 7,175,577
  4. Step 4: Simplify right side
    4,643,622x = 51,488,905,282,929
  5. Step 5: Solve for x
    x = 51,488,905,282,929/4,643,622
  6. Step 6: Final answer
    x = 11,088,091.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.