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Finding the Third Proportional to 4,968,340 and 7,477,388

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Solution

The third proportional to 4,968,340 and 7,477,388 is: 11,253,523.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,340 : 7,477,388 = 7,477,388 : x
  2. Step 2: Convert to fraction form
    4,968,340/7,477,388 = 7,477,388/x
  3. Step 3: Cross multiply
    4,968,340x = 7,477,388 × 7,477,388
  4. Step 4: Simplify right side
    4,968,340x = 55,911,331,302,544
  5. Step 5: Solve for x
    x = 55,911,331,302,544/4,968,340
  6. Step 6: Final answer
    x = 11,253,523.57

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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.