Home / 6,587,792.80-9,089,081.64-3,686,722.72

Finding the Fourth Proportional to 6,587,792.80, 9,089,081.64 and 3,686,722.72

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Solution

The fourth proportional to 6,587,792.80, 9,089,081.64 and 3,686,722.72 is: 5,086,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587,792.80 : 9,089,081.64 = 3,686,722.72 : x
  2. Step 2: Convert to fraction form
    6,587,792.80/9,089,081.64 = 3,686,722.72/x
  3. Step 3: Cross multiply
    6,587,792.80x = 9,089,081.64 × 3,686,722.72
  4. Step 4: Simplify right side
    6,587,792.80x = 33,508,923,786,122.86
  5. Step 5: Solve for x
    x = 33,508,923,786,122.86/6,587,792.80
  6. Step 6: Final answer
    x = 5,086,517.56

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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.