Home / 13,783,272.08-20,674,906.80-3,685,630.64

Finding the Fourth Proportional to 13,783,272.08, 20,674,906.80 and 3,685,630.64

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Solution

The fourth proportional to 13,783,272.08, 20,674,906.80 and 3,685,630.64 is: 5,528,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,272.08 : 20,674,906.80 = 3,685,630.64 : x
  2. Step 2: Convert to fraction form
    13,783,272.08/20,674,906.80 = 3,685,630.64/x
  3. Step 3: Cross multiply
    13,783,272.08x = 20,674,906.80 × 3,685,630.64
  4. Step 4: Simplify right side
    13,783,272.08x = 76,200,069,981,224.36
  5. Step 5: Solve for x
    x = 76,200,069,981,224.36/13,783,272.08
  6. Step 6: Final answer
    x = 5,528,445.61

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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.