Home / 7,143,228.77-9,858,473.47-4,004,340.22

Finding the Fourth Proportional to 7,143,228.77, 9,858,473.47 and 4,004,340.22

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Solution

The fourth proportional to 7,143,228.77, 9,858,473.47 and 4,004,340.22 is: 5,526,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,228.77 : 9,858,473.47 = 4,004,340.22 : x
  2. Step 2: Convert to fraction form
    7,143,228.77/9,858,473.47 = 4,004,340.22/x
  3. Step 3: Cross multiply
    7,143,228.77x = 9,858,473.47 × 4,004,340.22
  4. Step 4: Simplify right side
    7,143,228.77x = 39,476,681,823,723.97
  5. Step 5: Solve for x
    x = 39,476,681,823,723.97/7,143,228.77
  6. Step 6: Final answer
    x = 5,526,447.93

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Double scale
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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.