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Finding the Third Proportional to 21,660,889.50 and 47,572,686

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Solution

The third proportional to 21,660,889.50 and 47,572,686 is: 104,481,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,889.50 : 47,572,686 = 47,572,686 : x
  2. Step 2: Convert to fraction form
    21,660,889.50/47,572,686 = 47,572,686/x
  3. Step 3: Cross multiply
    21,660,889.50x = 47,572,686 × 47,572,686
  4. Step 4: Simplify right side
    21,660,889.50x = 2,263,160,453,254,596
  5. Step 5: Solve for x
    x = 2,263,160,453,254,596/21,660,889.50
  6. Step 6: Final answer
    x = 104,481,418.15

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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.