Home / 6,629,469.57-9,148,762.49-3,913,215.57

Finding the Fourth Proportional to 6,629,469.57, 9,148,762.49 and 3,913,215.57

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Solution

The fourth proportional to 6,629,469.57, 9,148,762.49 and 3,913,215.57 is: 5,400,293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,469.57 : 9,148,762.49 = 3,913,215.57 : x
  2. Step 2: Convert to fraction form
    6,629,469.57/9,148,762.49 = 3,913,215.57/x
  3. Step 3: Cross multiply
    6,629,469.57x = 9,148,762.49 × 3,913,215.57
  4. Step 4: Simplify right side
    6,629,469.57x = 35,801,079,802,533.89
  5. Step 5: Solve for x
    x = 35,801,079,802,533.89/6,629,469.57
  6. Step 6: Final answer
    x = 5,400,293.25

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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.