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Finding the Third Proportional to 4,487,630 and 9,659,548

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Solution

The third proportional to 4,487,630 and 9,659,548 is: 20,792,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487,630 : 9,659,548 = 9,659,548 : x
  2. Step 2: Convert to fraction form
    4,487,630/9,659,548 = 9,659,548/x
  3. Step 3: Cross multiply
    4,487,630x = 9,659,548 × 9,659,548
  4. Step 4: Simplify right side
    4,487,630x = 93,306,867,564,304
  5. Step 5: Solve for x
    x = 93,306,867,564,304/4,487,630
  6. Step 6: Final answer
    x = 20,792,014.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.