Home / 27,313,760.25-40,965,325.28-7,881,620.09

Finding the Fourth Proportional to 27,313,760.25, 40,965,325.28 and 7,881,620.09

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Solution

The fourth proportional to 27,313,760.25, 40,965,325.28 and 7,881,620.09 is: 11,820,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313,760.25 : 40,965,325.28 = 7,881,620.09 : x
  2. Step 2: Convert to fraction form
    27,313,760.25/40,965,325.28 = 7,881,620.09/x
  3. Step 3: Cross multiply
    27,313,760.25x = 40,965,325.28 × 7,881,620.09
  4. Step 4: Simplify right side
    27,313,760.25x = 322,873,130,475,998.12
  5. Step 5: Solve for x
    x = 322,873,130,475,998.12/27,313,760.25
  6. Step 6: Final answer
    x = 11,820,896.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.