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Finding the Third Proportional to 21,660,867 and 47,056,482

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Solution

The third proportional to 21,660,867 and 47,056,482 is: 102,226,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,867 : 47,056,482 = 47,056,482 : x
  2. Step 2: Convert to fraction form
    21,660,867/47,056,482 = 47,056,482/x
  3. Step 3: Cross multiply
    21,660,867x = 47,056,482 × 47,056,482
  4. Step 4: Simplify right side
    21,660,867x = 2,214,312,498,216,324
  5. Step 5: Solve for x
    x = 2,214,312,498,216,324/21,660,867
  6. Step 6: Final answer
    x = 102,226,402.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.