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Finding the Third Proportional to 20,124,116 and 31,381,916

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Solution

The third proportional to 20,124,116 and 31,381,916 is: 48,937,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124,116 : 31,381,916 = 31,381,916 : x
  2. Step 2: Convert to fraction form
    20,124,116/31,381,916 = 31,381,916/x
  3. Step 3: Cross multiply
    20,124,116x = 31,381,916 × 31,381,916
  4. Step 4: Simplify right side
    20,124,116x = 984,824,651,831,056
  5. Step 5: Solve for x
    x = 984,824,651,831,056/20,124,116
  6. Step 6: Final answer
    x = 48,937,536.03

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.