Home / 8,099,809.80-11,177,743.64-4,428,667.84

Finding the Fourth Proportional to 8,099,809.80, 11,177,743.64 and 4,428,667.84

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Solution

The fourth proportional to 8,099,809.80, 11,177,743.64 and 4,428,667.84 is: 6,111,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,809.80 : 11,177,743.64 = 4,428,667.84 : x
  2. Step 2: Convert to fraction form
    8,099,809.80/11,177,743.64 = 4,428,667.84/x
  3. Step 3: Cross multiply
    8,099,809.80x = 11,177,743.64 × 4,428,667.84
  4. Step 4: Simplify right side
    8,099,809.80x = 49,502,513,782,232.54
  5. Step 5: Solve for x
    x = 49,502,513,782,232.54/8,099,809.80
  6. Step 6: Final answer
    x = 6,111,564.96

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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.