Home / 6,821,664.89-9,413,650.37-3,765,813.53

Finding the Fourth Proportional to 6,821,664.89, 9,413,650.37 and 3,765,813.53

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Solution

The fourth proportional to 6,821,664.89, 9,413,650.37 and 3,765,813.53 is: 5,196,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,664.89 : 9,413,650.37 = 3,765,813.53 : x
  2. Step 2: Convert to fraction form
    6,821,664.89/9,413,650.37 = 3,765,813.53/x
  3. Step 3: Cross multiply
    6,821,664.89x = 9,413,650.37 × 3,765,813.53
  4. Step 4: Simplify right side
    6,821,664.89x = 35,450,051,930,035.50
  5. Step 5: Solve for x
    x = 35,450,051,930,035.50/6,821,664.89
  6. Step 6: Final answer
    x = 5,196,686.22

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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.