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Finding the Third Proportional to 4,990,299 and 7,520,927

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Solution

The third proportional to 4,990,299 and 7,520,927 is: 11,334,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,299 : 7,520,927 = 7,520,927 : x
  2. Step 2: Convert to fraction form
    4,990,299/7,520,927 = 7,520,927/x
  3. Step 3: Cross multiply
    4,990,299x = 7,520,927 × 7,520,927
  4. Step 4: Simplify right side
    4,990,299x = 56,564,342,939,329
  5. Step 5: Solve for x
    x = 56,564,342,939,329/4,990,299
  6. Step 6: Final answer
    x = 11,334,860.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.