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Finding the Third Proportional to 5,322,571.50 and 8,338,630.50

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Solution

The third proportional to 5,322,571.50 and 8,338,630.50 is: 13,063,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,571.50 : 8,338,630.50 = 8,338,630.50 : x
  2. Step 2: Convert to fraction form
    5,322,571.50/8,338,630.50 = 8,338,630.50/x
  3. Step 3: Cross multiply
    5,322,571.50x = 8,338,630.50 × 8,338,630.50
  4. Step 4: Simplify right side
    5,322,571.50x = 69,532,758,615,530.25
  5. Step 5: Solve for x
    x = 69,532,758,615,530.25/5,322,571.50
  6. Step 6: Final answer
    x = 13,063,752.85

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.