Home / 6,883,520.16-9,508,971.60-5,515,948.56

Finding the Fourth Proportional to 6,883,520.16, 9,508,971.60 and 5,515,948.56

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Solution

The fourth proportional to 6,883,520.16, 9,508,971.60 and 5,515,948.56 is: 7,619,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883,520.16 : 9,508,971.60 = 5,515,948.56 : x
  2. Step 2: Convert to fraction form
    6,883,520.16/9,508,971.60 = 5,515,948.56/x
  3. Step 3: Cross multiply
    6,883,520.16x = 9,508,971.60 × 5,515,948.56
  4. Step 4: Simplify right side
    6,883,520.16x = 52,450,998,204,100.89
  5. Step 5: Solve for x
    x = 52,450,998,204,100.89/6,883,520.16
  6. Step 6: Final answer
    x = 7,619,792.92

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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.