Home / 5,320,945.70-7,342,904.76-2,873,556.51

Finding the Fourth Proportional to 5,320,945.70, 7,342,904.76 and 2,873,556.51

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Solution

The fourth proportional to 5,320,945.70, 7,342,904.76 and 2,873,556.51 is: 3,965,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,945.70 : 7,342,904.76 = 2,873,556.51 : x
  2. Step 2: Convert to fraction form
    5,320,945.70/7,342,904.76 = 2,873,556.51/x
  3. Step 3: Cross multiply
    5,320,945.70x = 7,342,904.76 × 2,873,556.51
  4. Step 4: Simplify right side
    5,320,945.70x = 21,100,251,775,407.98
  5. Step 5: Solve for x
    x = 21,100,251,775,407.98/5,320,945.70
  6. Step 6: Final answer
    x = 3,965,507.82

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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.