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Finding the Third Proportional to 18,004,348 and 39,423,695

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Solution

The third proportional to 18,004,348 and 39,423,695 is: 86,325,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004,348 : 39,423,695 = 39,423,695 : x
  2. Step 2: Convert to fraction form
    18,004,348/39,423,695 = 39,423,695/x
  3. Step 3: Cross multiply
    18,004,348x = 39,423,695 × 39,423,695
  4. Step 4: Simplify right side
    18,004,348x = 1,554,227,727,453,025
  5. Step 5: Solve for x
    x = 1,554,227,727,453,025/18,004,348
  6. Step 6: Final answer
    x = 86,325,132.54

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.