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Finding the Fourth Proportional to 13,480,250, 20,220,375 and 4,504,802

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Solution

The fourth proportional to 13,480,250, 20,220,375 and 4,504,802 is: 6,757,203

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,250 : 20,220,375 = 4,504,802 : x
  2. Step 2: Convert to fraction form
    13,480,250/20,220,375 = 4,504,802/x
  3. Step 3: Cross multiply
    13,480,250x = 20,220,375 × 4,504,802
  4. Step 4: Simplify right side
    13,480,250x = 91,088,785,740,750
  5. Step 5: Solve for x
    x = 91,088,785,740,750/13,480,250
  6. Step 6: Final answer
    x = 6,757,203

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.