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Finding the Third Proportional to 9,909,005.06 and 21,766,627.13

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Solution

The third proportional to 9,909,005.06 and 21,766,627.13 is: 47,813,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909,005.06 : 21,766,627.13 = 21,766,627.13 : x
  2. Step 2: Convert to fraction form
    9,909,005.06/21,766,627.13 = 21,766,627.13/x
  3. Step 3: Cross multiply
    9,909,005.06x = 21,766,627.13 × 21,766,627.13
  4. Step 4: Simplify right side
    9,909,005.06x = 473,786,056,398,785.75
  5. Step 5: Solve for x
    x = 473,786,056,398,785.75/9,909,005.06
  6. Step 6: Final answer
    x = 47,813,685.98

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.