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Finding the Third Proportional to 9,751,011 and 21,000,486

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Solution

The third proportional to 9,751,011 and 21,000,486 is: 45,228,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751,011 : 21,000,486 = 21,000,486 : x
  2. Step 2: Convert to fraction form
    9,751,011/21,000,486 = 21,000,486/x
  3. Step 3: Cross multiply
    9,751,011x = 21,000,486 × 21,000,486
  4. Step 4: Simplify right side
    9,751,011x = 441,020,412,236,196
  5. Step 5: Solve for x
    x = 441,020,412,236,196/9,751,011
  6. Step 6: Final answer
    x = 45,228,172.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.