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Finding the Third Proportional to 18,332,454 and 39,817,740

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Solution

The third proportional to 18,332,454 and 39,817,740 is: 86,483,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332,454 : 39,817,740 = 39,817,740 : x
  2. Step 2: Convert to fraction form
    18,332,454/39,817,740 = 39,817,740/x
  3. Step 3: Cross multiply
    18,332,454x = 39,817,740 × 39,817,740
  4. Step 4: Simplify right side
    18,332,454x = 1,585,452,418,707,600
  5. Step 5: Solve for x
    x = 1,585,452,418,707,600/18,332,454
  6. Step 6: Final answer
    x = 86,483,370.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.