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Finding the Third Proportional to 13,715,603 and 18,807,826.50

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Solution

The third proportional to 13,715,603 and 18,807,826.50 is: 25,790,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715,603 : 18,807,826.50 = 18,807,826.50 : x
  2. Step 2: Convert to fraction form
    13,715,603/18,807,826.50 = 18,807,826.50/x
  3. Step 3: Cross multiply
    13,715,603x = 18,807,826.50 × 18,807,826.50
  4. Step 4: Simplify right side
    13,715,603x = 353,734,337,654,102.25
  5. Step 5: Solve for x
    x = 353,734,337,654,102.25/13,715,603
  6. Step 6: Final answer
    x = 25,790,651.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.