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Finding the Third Proportional to 4,541,421 and 6,831,087

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Solution

The third proportional to 4,541,421 and 6,831,087 is: 10,275,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,541,421 : 6,831,087 = 6,831,087 : x
  2. Step 2: Convert to fraction form
    4,541,421/6,831,087 = 6,831,087/x
  3. Step 3: Cross multiply
    4,541,421x = 6,831,087 × 6,831,087
  4. Step 4: Simplify right side
    4,541,421x = 46,663,749,601,569
  5. Step 5: Solve for x
    x = 46,663,749,601,569/4,541,421
  6. Step 6: Final answer
    x = 10,275,142.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.