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Finding the Third Proportional to 20,124,052 and 31,381,819

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Solution

The third proportional to 20,124,052 and 31,381,819 is: 48,937,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124,052 : 31,381,819 = 31,381,819 : x
  2. Step 2: Convert to fraction form
    20,124,052/31,381,819 = 31,381,819/x
  3. Step 3: Cross multiply
    20,124,052x = 31,381,819 × 31,381,819
  4. Step 4: Simplify right side
    20,124,052x = 984,818,563,748,761
  5. Step 5: Solve for x
    x = 984,818,563,748,761/20,124,052
  6. Step 6: Final answer
    x = 48,937,389.14

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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.