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Finding the Third Proportional to 10,106,578 and 15,550,221

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Solution

The third proportional to 10,106,578 and 15,550,221 is: 23,925,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,578 : 15,550,221 = 15,550,221 : x
  2. Step 2: Convert to fraction form
    10,106,578/15,550,221 = 15,550,221/x
  3. Step 3: Cross multiply
    10,106,578x = 15,550,221 × 15,550,221
  4. Step 4: Simplify right side
    10,106,578x = 241,809,373,148,841
  5. Step 5: Solve for x
    x = 241,809,373,148,841/10,106,578
  6. Step 6: Final answer
    x = 23,925,939.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.