Home / 20,361,612.04-30,501,524.66-9,416,460.09

Finding the Fourth Proportional to 20,361,612.04, 30,501,524.66 and 9,416,460.09

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Solution

The fourth proportional to 20,361,612.04, 30,501,524.66 and 9,416,460.09 is: 14,105,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,612.04 : 30,501,524.66 = 9,416,460.09 : x
  2. Step 2: Convert to fraction form
    20,361,612.04/30,501,524.66 = 9,416,460.09/x
  3. Step 3: Cross multiply
    20,361,612.04x = 30,501,524.66 × 9,416,460.09
  4. Step 4: Simplify right side
    20,361,612.04x = 287,216,389,540,768.19
  5. Step 5: Solve for x
    x = 287,216,389,540,768.19/20,361,612.04
  6. Step 6: Final answer
    x = 14,105,778.51

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1.5x scale

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.