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Finding the Third Proportional to 4,889,646 and 7,184,619

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Solution

The third proportional to 4,889,646 and 7,184,619 is: 10,556,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,646 : 7,184,619 = 7,184,619 : x
  2. Step 2: Convert to fraction form
    4,889,646/7,184,619 = 7,184,619/x
  3. Step 3: Cross multiply
    4,889,646x = 7,184,619 × 7,184,619
  4. Step 4: Simplify right side
    4,889,646x = 51,618,750,175,161
  5. Step 5: Solve for x
    x = 51,618,750,175,161/4,889,646
  6. Step 6: Final answer
    x = 10,556,745.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.