Home / 20,361,612.11-30,501,524.75-9,416,460.15

Finding the Fourth Proportional to 20,361,612.11, 30,501,524.75 and 9,416,460.15

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Solution

The fourth proportional to 20,361,612.11, 30,501,524.75 and 9,416,460.15 is: 14,105,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,612.11 : 30,501,524.75 = 9,416,460.15 : x
  2. Step 2: Convert to fraction form
    20,361,612.11/30,501,524.75 = 9,416,460.15/x
  3. Step 3: Cross multiply
    20,361,612.11x = 30,501,524.75 × 9,416,460.15
  4. Step 4: Simplify right side
    20,361,612.11x = 287,216,392,275,531.44
  5. Step 5: Solve for x
    x = 287,216,392,275,531.44/20,361,612.11
  6. Step 6: Final answer
    x = 14,105,778.60

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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.