Home / 18,494,366.21-27,752,508.75-10,303,863.95

Finding the Fourth Proportional to 18,494,366.21, 27,752,508.75 and 10,303,863.95

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Solution

The fourth proportional to 18,494,366.21, 27,752,508.75 and 10,303,863.95 is: 15,461,901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494,366.21 : 27,752,508.75 = 10,303,863.95 : x
  2. Step 2: Convert to fraction form
    18,494,366.21/27,752,508.75 = 10,303,863.95/x
  3. Step 3: Cross multiply
    18,494,366.21x = 27,752,508.75 × 10,303,863.95
  4. Step 4: Simplify right side
    18,494,366.21x = 285,958,074,431,184.56
  5. Step 5: Solve for x
    x = 285,958,074,431,184.56/18,494,366.21
  6. Step 6: Final answer
    x = 15,461,901.81

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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.