Home / 6,872,256.37-9,483,453.96-3,816,667.45

Finding the Fourth Proportional to 6,872,256.37, 9,483,453.96 and 3,816,667.45

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Solution

The fourth proportional to 6,872,256.37, 9,483,453.96 and 3,816,667.45 is: 5,266,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,256.37 : 9,483,453.96 = 3,816,667.45 : x
  2. Step 2: Convert to fraction form
    6,872,256.37/9,483,453.96 = 3,816,667.45/x
  3. Step 3: Cross multiply
    6,872,256.37x = 9,483,453.96 × 3,816,667.45
  4. Step 4: Simplify right side
    6,872,256.37x = 36,195,190,042,705.61
  5. Step 5: Solve for x
    x = 36,195,190,042,705.61/6,872,256.37
  6. Step 6: Final answer
    x = 5,266,856.78

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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.