Home / 7,620,873.54-11,476,930.31-6,940,629.06

Finding the Fourth Proportional to 7,620,873.54, 11,476,930.31 and 6,940,629.06

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Solution

The fourth proportional to 7,620,873.54, 11,476,930.31 and 6,940,629.06 is: 10,452,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,873.54 : 11,476,930.31 = 6,940,629.06 : x
  2. Step 2: Convert to fraction form
    7,620,873.54/11,476,930.31 = 6,940,629.06/x
  3. Step 3: Cross multiply
    7,620,873.54x = 11,476,930.31 × 6,940,629.06
  4. Step 4: Simplify right side
    7,620,873.54x = 79,657,115,994,477.66
  5. Step 5: Solve for x
    x = 79,657,115,994,477.66/7,620,873.54
  6. Step 6: Final answer
    x = 10,452,491.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.