Home / 6,122,661.96-8,446,446.44-3,947,903.70

Finding the Fourth Proportional to 6,122,661.96, 8,446,446.44 and 3,947,903.70

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Solution

The fourth proportional to 6,122,661.96, 8,446,446.44 and 3,947,903.70 is: 5,446,284.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122,661.96 : 8,446,446.44 = 3,947,903.70 : x
  2. Step 2: Convert to fraction form
    6,122,661.96/8,446,446.44 = 3,947,903.70/x
  3. Step 3: Cross multiply
    6,122,661.96x = 8,446,446.44 × 3,947,903.70
  4. Step 4: Simplify right side
    6,122,661.96x = 33,345,757,152,327.83
  5. Step 5: Solve for x
    x = 33,345,757,152,327.83/6,122,661.96
  6. Step 6: Final answer
    x = 5,446,284.21

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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.