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Finding the Third Proportional to 3,663,929 and 7,814,785

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Solution

The third proportional to 3,663,929 and 7,814,785 is: 16,668,135.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663,929 : 7,814,785 = 7,814,785 : x
  2. Step 2: Convert to fraction form
    3,663,929/7,814,785 = 7,814,785/x
  3. Step 3: Cross multiply
    3,663,929x = 7,814,785 × 7,814,785
  4. Step 4: Simplify right side
    3,663,929x = 61,070,864,596,225
  5. Step 5: Solve for x
    x = 61,070,864,596,225/3,663,929
  6. Step 6: Final answer
    x = 16,668,135.38

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.