Home / 22,141,715.20-33,196,826.40-8,489,586.40

Finding the Fourth Proportional to 22,141,715.20, 33,196,826.40 and 8,489,586.40

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Solution

The fourth proportional to 22,141,715.20, 33,196,826.40 and 8,489,586.40 is: 12,728,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141,715.20 : 33,196,826.40 = 8,489,586.40 : x
  2. Step 2: Convert to fraction form
    22,141,715.20/33,196,826.40 = 8,489,586.40/x
  3. Step 3: Cross multiply
    22,141,715.20x = 33,196,826.40 × 8,489,586.40
  4. Step 4: Simplify right side
    22,141,715.20x = 281,827,325,928,600.94
  5. Step 5: Solve for x
    x = 281,827,325,928,600.94/22,141,715.20
  6. Step 6: Final answer
    x = 12,728,342.11

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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.