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Finding the Third Proportional to 10,497,880 and 15,011,982

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Solution

The third proportional to 10,497,880 and 15,011,982 is: 21,467,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497,880 : 15,011,982 = 15,011,982 : x
  2. Step 2: Convert to fraction form
    10,497,880/15,011,982 = 15,011,982/x
  3. Step 3: Cross multiply
    10,497,880x = 15,011,982 × 15,011,982
  4. Step 4: Simplify right side
    10,497,880x = 225,359,603,568,324
  5. Step 5: Solve for x
    x = 225,359,603,568,324/10,497,880
  6. Step 6: Final answer
    x = 21,467,153.71

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.