Home / 18,536,624.10-27,804,936.15-12,797,061.30

Finding the Fourth Proportional to 18,536,624.10, 27,804,936.15 and 12,797,061.30

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Solution

The fourth proportional to 18,536,624.10, 27,804,936.15 and 12,797,061.30 is: 19,195,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,624.10 : 27,804,936.15 = 12,797,061.30 : x
  2. Step 2: Convert to fraction form
    18,536,624.10/27,804,936.15 = 12,797,061.30/x
  3. Step 3: Cross multiply
    18,536,624.10x = 27,804,936.15 × 12,797,061.30
  4. Step 4: Simplify right side
    18,536,624.10x = 355,821,472,354,136
  5. Step 5: Solve for x
    x = 355,821,472,354,136/18,536,624.10
  6. Step 6: Final answer
    x = 19,195,591.95

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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.