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Finding the Third Proportional to 13,919,448 and 21,295,164

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Solution

The third proportional to 13,919,448 and 21,295,164 is: 32,579,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,919,448 : 21,295,164 = 21,295,164 : x
  2. Step 2: Convert to fraction form
    13,919,448/21,295,164 = 21,295,164/x
  3. Step 3: Cross multiply
    13,919,448x = 21,295,164 × 21,295,164
  4. Step 4: Simplify right side
    13,919,448x = 453,484,009,786,896
  5. Step 5: Solve for x
    x = 453,484,009,786,896/13,919,448
  6. Step 6: Final answer
    x = 32,579,166.20

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.