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Finding the Third Proportional to 21,662,664 and 47,577,072

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Solution

The third proportional to 21,662,664 and 47,577,072 is: 104,492,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,662,664 : 47,577,072 = 47,577,072 : x
  2. Step 2: Convert to fraction form
    21,662,664/47,577,072 = 47,577,072/x
  3. Step 3: Cross multiply
    21,662,664x = 47,577,072 × 47,577,072
  4. Step 4: Simplify right side
    21,662,664x = 2,263,577,780,093,184
  5. Step 5: Solve for x
    x = 2,263,577,780,093,184/21,662,664
  6. Step 6: Final answer
    x = 104,492,124.33

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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.