Home / 14,072,728.38-19,410,353.67-12,914,913.52

Finding the Fourth Proportional to 14,072,728.38, 19,410,353.67 and 12,914,913.52

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Solution

The fourth proportional to 14,072,728.38, 19,410,353.67 and 12,914,913.52 is: 17,813,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072,728.38 : 19,410,353.67 = 12,914,913.52 : x
  2. Step 2: Convert to fraction form
    14,072,728.38/19,410,353.67 = 12,914,913.52/x
  3. Step 3: Cross multiply
    14,072,728.38x = 19,410,353.67 × 12,914,913.52
  4. Step 4: Simplify right side
    14,072,728.38x = 250,683,039,040,664.62
  5. Step 5: Solve for x
    x = 250,683,039,040,664.62/14,072,728.38
  6. Step 6: Final answer
    x = 17,813,392.85

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1.5x scale

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.