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Finding the Third Proportional to 3,686,894 and 7,520,167

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Solution

The third proportional to 3,686,894 and 7,520,167 is: 15,338,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,894 : 7,520,167 = 7,520,167 : x
  2. Step 2: Convert to fraction form
    3,686,894/7,520,167 = 7,520,167/x
  3. Step 3: Cross multiply
    3,686,894x = 7,520,167 × 7,520,167
  4. Step 4: Simplify right side
    3,686,894x = 56,552,911,707,889
  5. Step 5: Solve for x
    x = 56,552,911,707,889/3,686,894
  6. Step 6: Final answer
    x = 15,338,903.62

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.