Home / 8,278,390.26-12,417,588.72-3,724,119.54

Finding the Fourth Proportional to 8,278,390.26, 12,417,588.72 and 3,724,119.54

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Solution

The fourth proportional to 8,278,390.26, 12,417,588.72 and 3,724,119.54 is: 5,586,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,390.26 : 12,417,588.72 = 3,724,119.54 : x
  2. Step 2: Convert to fraction form
    8,278,390.26/12,417,588.72 = 3,724,119.54/x
  3. Step 3: Cross multiply
    8,278,390.26x = 12,417,588.72 × 3,724,119.54
  4. Step 4: Simplify right side
    8,278,390.26x = 46,244,584,791,835.59
  5. Step 5: Solve for x
    x = 46,244,584,791,835.59/8,278,390.26
  6. Step 6: Final answer
    x = 5,586,180.81

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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.