Home / 12,267,982.14-18,405,286.41-3,748,086.24

Finding the Fourth Proportional to 12,267,982.14, 18,405,286.41 and 3,748,086.24

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Solution

The fourth proportional to 12,267,982.14, 18,405,286.41 and 3,748,086.24 is: 5,623,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267,982.14 : 18,405,286.41 = 3,748,086.24 : x
  2. Step 2: Convert to fraction form
    12,267,982.14/18,405,286.41 = 3,748,086.24/x
  3. Step 3: Cross multiply
    12,267,982.14x = 18,405,286.41 × 3,748,086.24
  4. Step 4: Simplify right side
    12,267,982.14x = 68,984,600,736,580
  5. Step 5: Solve for x
    x = 68,984,600,736,580/12,267,982.14
  6. Step 6: Final answer
    x = 5,623,141.60

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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.