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Finding the Third Proportional to 4,281,675 and 7,029,015

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Solution

The third proportional to 4,281,675 and 7,029,015 is: 11,539,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281,675 : 7,029,015 = 7,029,015 : x
  2. Step 2: Convert to fraction form
    4,281,675/7,029,015 = 7,029,015/x
  3. Step 3: Cross multiply
    4,281,675x = 7,029,015 × 7,029,015
  4. Step 4: Simplify right side
    4,281,675x = 49,407,051,870,225
  5. Step 5: Solve for x
    x = 49,407,051,870,225/4,281,675
  6. Step 6: Final answer
    x = 11,539,187.79

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.