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Finding the Third Proportional to 3,455,299 and 7,518,310

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Solution

The third proportional to 3,455,299 and 7,518,310 is: 16,358,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,299 : 7,518,310 = 7,518,310 : x
  2. Step 2: Convert to fraction form
    3,455,299/7,518,310 = 7,518,310/x
  3. Step 3: Cross multiply
    3,455,299x = 7,518,310 × 7,518,310
  4. Step 4: Simplify right side
    3,455,299x = 56,524,985,256,100
  5. Step 5: Solve for x
    x = 56,524,985,256,100/3,455,299
  6. Step 6: Final answer
    x = 16,358,927.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.