Home / 12,826,706.79-19,270,754.31-8,224,709.41

Finding the Fourth Proportional to 12,826,706.79, 19,270,754.31 and 8,224,709.41

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Solution

The fourth proportional to 12,826,706.79, 19,270,754.31 and 8,224,709.41 is: 12,356,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,706.79 : 19,270,754.31 = 8,224,709.41 : x
  2. Step 2: Convert to fraction form
    12,826,706.79/19,270,754.31 = 8,224,709.41/x
  3. Step 3: Cross multiply
    12,826,706.79x = 19,270,754.31 × 8,224,709.41
  4. Step 4: Simplify right side
    12,826,706.79x = 158,496,354,173,777.75
  5. Step 5: Solve for x
    x = 158,496,354,173,777.75/12,826,706.79
  6. Step 6: Final answer
    x = 12,356,745.72

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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.