Home / 12,899,288.84-19,351,732.63-3,923,607.56

Finding the Fourth Proportional to 12,899,288.84, 19,351,732.63 and 3,923,607.56

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Solution

The fourth proportional to 12,899,288.84, 19,351,732.63 and 3,923,607.56 is: 5,886,262.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,899,288.84 : 19,351,732.63 = 3,923,607.56 : x
  2. Step 2: Convert to fraction form
    12,899,288.84/19,351,732.63 = 3,923,607.56/x
  3. Step 3: Cross multiply
    12,899,288.84x = 19,351,732.63 × 3,923,607.56
  4. Step 4: Simplify right side
    12,899,288.84x = 75,928,604,484,737
  5. Step 5: Solve for x
    x = 75,928,604,484,737/12,899,288.84
  6. Step 6: Final answer
    x = 5,886,262.83

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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.