Home / 8,679,667.70-12,993,961.19-5,793,876.65

Finding the Fourth Proportional to 8,679,667.70, 12,993,961.19 and 5,793,876.65

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Solution

The fourth proportional to 8,679,667.70, 12,993,961.19 and 5,793,876.65 is: 8,673,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,667.70 : 12,993,961.19 = 5,793,876.65 : x
  2. Step 2: Convert to fraction form
    8,679,667.70/12,993,961.19 = 5,793,876.65/x
  3. Step 3: Cross multiply
    8,679,667.70x = 12,993,961.19 × 5,793,876.65
  4. Step 4: Simplify right side
    8,679,667.70x = 75,285,408,235,808.02
  5. Step 5: Solve for x
    x = 75,285,408,235,808.02/8,679,667.70
  6. Step 6: Final answer
    x = 8,673,766.19

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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.