Home / 12,504,772.20-18,752,492.70-4,930,170.60

Finding the Fourth Proportional to 12,504,772.20, 18,752,492.70 and 4,930,170.60

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Solution

The fourth proportional to 12,504,772.20, 18,752,492.70 and 4,930,170.60 is: 7,393,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,772.20 : 18,752,492.70 = 4,930,170.60 : x
  2. Step 2: Convert to fraction form
    12,504,772.20/18,752,492.70 = 4,930,170.60/x
  3. Step 3: Cross multiply
    12,504,772.20x = 18,752,492.70 × 4,930,170.60
  4. Step 4: Simplify right side
    12,504,772.20x = 92,452,988,186,254.61
  5. Step 5: Solve for x
    x = 92,452,988,186,254.61/12,504,772.20
  6. Step 6: Final answer
    x = 7,393,416.43

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Why These Related Problems?

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