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Finding the Third Proportional to 10,085,477 and 15,138,543

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Solution

The third proportional to 10,085,477 and 15,138,543 is: 22,723,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,477 : 15,138,543 = 15,138,543 : x
  2. Step 2: Convert to fraction form
    10,085,477/15,138,543 = 15,138,543/x
  3. Step 3: Cross multiply
    10,085,477x = 15,138,543 × 15,138,543
  4. Step 4: Simplify right side
    10,085,477x = 229,175,484,162,849
  5. Step 5: Solve for x
    x = 229,175,484,162,849/10,085,477
  6. Step 6: Final answer
    x = 22,723,316.33

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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.