Home / 11,982,956.40-17,972,662.86-4,408,150.68

Finding the Fourth Proportional to 11,982,956.40, 17,972,662.86 and 4,408,150.68

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Solution

The fourth proportional to 11,982,956.40, 17,972,662.86 and 4,408,150.68 is: 6,611,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982,956.40 : 17,972,662.86 = 4,408,150.68 : x
  2. Step 2: Convert to fraction form
    11,982,956.40/17,972,662.86 = 4,408,150.68/x
  3. Step 3: Cross multiply
    11,982,956.40x = 17,972,662.86 × 4,408,150.68
  4. Step 4: Simplify right side
    11,982,956.40x = 79,226,206,007,719.73
  5. Step 5: Solve for x
    x = 79,226,206,007,719.73/11,982,956.40
  6. Step 6: Final answer
    x = 6,611,574.25

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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.