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Finding the Third Proportional to 5,680,895 and 7,990,557

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Solution

The third proportional to 5,680,895 and 7,990,557 is: 11,239,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,895 : 7,990,557 = 7,990,557 : x
  2. Step 2: Convert to fraction form
    5,680,895/7,990,557 = 7,990,557/x
  3. Step 3: Cross multiply
    5,680,895x = 7,990,557 × 7,990,557
  4. Step 4: Simplify right side
    5,680,895x = 63,849,001,170,249
  5. Step 5: Solve for x
    x = 63,849,001,170,249/5,680,895
  6. Step 6: Final answer
    x = 11,239,250.36

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.