Home / 8,094,379.89-12,147,866.06-5,649,651.21

Finding the Fourth Proportional to 8,094,379.89, 12,147,866.06 and 5,649,651.21

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Solution

The fourth proportional to 8,094,379.89, 12,147,866.06 and 5,649,651.21 is: 8,478,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094,379.89 : 12,147,866.06 = 5,649,651.21 : x
  2. Step 2: Convert to fraction form
    8,094,379.89/12,147,866.06 = 5,649,651.21/x
  3. Step 3: Cross multiply
    8,094,379.89x = 12,147,866.06 × 5,649,651.21
  4. Step 4: Simplify right side
    8,094,379.89x = 68,631,206,184,796.94
  5. Step 5: Solve for x
    x = 68,631,206,184,796.94/8,094,379.89
  6. Step 6: Final answer
    x = 8,478,871.40

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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.