Home / 13,981,090.61-20,972,383.25-4,397,216.48

Finding the Fourth Proportional to 13,981,090.61, 20,972,383.25 and 4,397,216.48

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Solution

The fourth proportional to 13,981,090.61, 20,972,383.25 and 4,397,216.48 is: 6,596,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981,090.61 : 20,972,383.25 = 4,397,216.48 : x
  2. Step 2: Convert to fraction form
    13,981,090.61/20,972,383.25 = 4,397,216.48/x
  3. Step 3: Cross multiply
    13,981,090.61x = 20,972,383.25 × 4,397,216.48
  4. Step 4: Simplify right side
    13,981,090.61x = 92,220,109,146,914.03
  5. Step 5: Solve for x
    x = 92,220,109,146,914.03/13,981,090.61
  6. Step 6: Final answer
    x = 6,596,059.76

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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.