Home / 14,785,935.70-22,145,725.95-12,131,727.70

Finding the Fourth Proportional to 14,785,935.70, 22,145,725.95 and 12,131,727.70

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Solution

The fourth proportional to 14,785,935.70, 22,145,725.95 and 12,131,727.70 is: 18,170,369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785,935.70 : 22,145,725.95 = 12,131,727.70 : x
  2. Step 2: Convert to fraction form
    14,785,935.70/22,145,725.95 = 12,131,727.70/x
  3. Step 3: Cross multiply
    14,785,935.70x = 22,145,725.95 × 12,131,727.70
  4. Step 4: Simplify right side
    14,785,935.70x = 268,665,916,944,223.78
  5. Step 5: Solve for x
    x = 268,665,916,944,223.78/14,785,935.70
  6. Step 6: Final answer
    x = 18,170,369.63

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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.