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Finding the Third Proportional to 10,931,364 and 15,571,962

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Solution

The third proportional to 10,931,364 and 15,571,962 is: 22,182,593.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,364 : 15,571,962 = 15,571,962 : x
  2. Step 2: Convert to fraction form
    10,931,364/15,571,962 = 15,571,962/x
  3. Step 3: Cross multiply
    10,931,364x = 15,571,962 × 15,571,962
  4. Step 4: Simplify right side
    10,931,364x = 242,486,000,529,444
  5. Step 5: Solve for x
    x = 242,486,000,529,444/10,931,364
  6. Step 6: Final answer
    x = 22,182,593.18

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.