Home / 7,721,976.71-11,586,743.44-3,110,771.27

Finding the Fourth Proportional to 7,721,976.71, 11,586,743.44 and 3,110,771.27

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Solution

The fourth proportional to 7,721,976.71, 11,586,743.44 and 3,110,771.27 is: 4,667,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,976.71 : 11,586,743.44 = 3,110,771.27 : x
  2. Step 2: Convert to fraction form
    7,721,976.71/11,586,743.44 = 3,110,771.27/x
  3. Step 3: Cross multiply
    7,721,976.71x = 11,586,743.44 × 3,110,771.27
  4. Step 4: Simplify right side
    7,721,976.71x = 36,043,708,587,917.89
  5. Step 5: Solve for x
    x = 36,043,708,587,917.89/7,721,976.71
  6. Step 6: Final answer
    x = 4,667,679.01

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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.