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Finding the Third Proportional to 6,286,979 and 13,750,888

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Solution

The third proportional to 6,286,979 and 13,750,888 is: 30,075,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,979 : 13,750,888 = 13,750,888 : x
  2. Step 2: Convert to fraction form
    6,286,979/13,750,888 = 13,750,888/x
  3. Step 3: Cross multiply
    6,286,979x = 13,750,888 × 13,750,888
  4. Step 4: Simplify right side
    6,286,979x = 189,086,920,788,544
  5. Step 5: Solve for x
    x = 189,086,920,788,544/6,286,979
  6. Step 6: Final answer
    x = 30,075,958.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.