Home / 13,083,739.82-18,055,561.76-7,282,397

Finding the Fourth Proportional to 13,083,739.82, 18,055,561.76 and 7,282,397

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Solution

The fourth proportional to 13,083,739.82, 18,055,561.76 and 7,282,397 is: 10,049,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083,739.82 : 18,055,561.76 = 7,282,397 : x
  2. Step 2: Convert to fraction form
    13,083,739.82/18,055,561.76 = 7,282,397/x
  3. Step 3: Cross multiply
    13,083,739.82x = 18,055,561.76 × 7,282,397
  4. Step 4: Simplify right side
    13,083,739.82x = 131,487,768,794,338.73
  5. Step 5: Solve for x
    x = 131,487,768,794,338.73/13,083,739.82
  6. Step 6: Final answer
    x = 10,049,708.31

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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.