Home / 6,667,914.72-9,201,714-3,612,141.60

Finding the Fourth Proportional to 6,667,914.72, 9,201,714 and 3,612,141.60

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Solution

The fourth proportional to 6,667,914.72, 9,201,714 and 3,612,141.60 is: 4,984,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,914.72 : 9,201,714 = 3,612,141.60 : x
  2. Step 2: Convert to fraction form
    6,667,914.72/9,201,714 = 3,612,141.60/x
  3. Step 3: Cross multiply
    6,667,914.72x = 9,201,714 × 3,612,141.60
  4. Step 4: Simplify right side
    6,667,914.72x = 33,237,893,930,702.40
  5. Step 5: Solve for x
    x = 33,237,893,930,702.40/6,667,914.72
  6. Step 6: Final answer
    x = 4,984,750.90

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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.