Home / 16,311,033.81-22,509,875.21-8,969,468.85

Finding the Fourth Proportional to 16,311,033.81, 22,509,875.21 and 8,969,468.85

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Solution

The fourth proportional to 16,311,033.81, 22,509,875.21 and 8,969,468.85 is: 12,378,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311,033.81 : 22,509,875.21 = 8,969,468.85 : x
  2. Step 2: Convert to fraction form
    16,311,033.81/22,509,875.21 = 8,969,468.85/x
  3. Step 3: Cross multiply
    16,311,033.81x = 22,509,875.21 × 8,969,468.85
  4. Step 4: Simplify right side
    16,311,033.81x = 201,901,624,468,634.84
  5. Step 5: Solve for x
    x = 201,901,624,468,634.84/16,311,033.81
  6. Step 6: Final answer
    x = 12,378,223.65

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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.