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Finding the Third Proportional to 4,474,145 and 6,999,119

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Solution

The third proportional to 4,474,145 and 6,999,119 is: 10,949,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474,145 : 6,999,119 = 6,999,119 : x
  2. Step 2: Convert to fraction form
    4,474,145/6,999,119 = 6,999,119/x
  3. Step 3: Cross multiply
    4,474,145x = 6,999,119 × 6,999,119
  4. Step 4: Simplify right side
    4,474,145x = 48,987,666,776,161
  5. Step 5: Solve for x
    x = 48,987,666,776,161/4,474,145
  6. Step 6: Final answer
    x = 10,949,056.59

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.