Home / 8,190,761.76-11,302,742.97-4,519,707.30

Finding the Fourth Proportional to 8,190,761.76, 11,302,742.97 and 4,519,707.30

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Solution

The fourth proportional to 8,190,761.76, 11,302,742.97 and 4,519,707.30 is: 6,236,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,761.76 : 11,302,742.97 = 4,519,707.30 : x
  2. Step 2: Convert to fraction form
    8,190,761.76/11,302,742.97 = 4,519,707.30/x
  3. Step 3: Cross multiply
    8,190,761.76x = 11,302,742.97 × 4,519,707.30
  4. Step 4: Simplify right side
    8,190,761.76x = 51,085,089,911,532.68
  5. Step 5: Solve for x
    x = 51,085,089,911,532.68/8,190,761.76
  6. Step 6: Final answer
    x = 6,236,915.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.