Home / 8,665,960.72-11,958,879.65-4,798,398.85

Finding the Fourth Proportional to 8,665,960.72, 11,958,879.65 and 4,798,398.85

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Solution

The fourth proportional to 8,665,960.72, 11,958,879.65 and 4,798,398.85 is: 6,621,709.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,960.72 : 11,958,879.65 = 4,798,398.85 : x
  2. Step 2: Convert to fraction form
    8,665,960.72/11,958,879.65 = 4,798,398.85/x
  3. Step 3: Cross multiply
    8,665,960.72x = 11,958,879.65 × 4,798,398.85
  4. Step 4: Simplify right side
    8,665,960.72x = 57,383,474,359,848.40
  5. Step 5: Solve for x
    x = 57,383,474,359,848.40/8,665,960.72
  6. Step 6: Final answer
    x = 6,621,709.49

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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.