Home / 8,196,779.41-12,285,371.35-3,813,998.60

Finding the Fourth Proportional to 8,196,779.41, 12,285,371.35 and 3,813,998.60

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Solution

The fourth proportional to 8,196,779.41, 12,285,371.35 and 3,813,998.60 is: 5,716,438.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,779.41 : 12,285,371.35 = 3,813,998.60 : x
  2. Step 2: Convert to fraction form
    8,196,779.41/12,285,371.35 = 3,813,998.60/x
  3. Step 3: Cross multiply
    8,196,779.41x = 12,285,371.35 × 3,813,998.60
  4. Step 4: Simplify right side
    8,196,779.41x = 46,856,389,164,861.04
  5. Step 5: Solve for x
    x = 46,856,389,164,861.04/8,196,779.41
  6. Step 6: Final answer
    x = 5,716,438.96

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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.