Home / 8,213,396.61-12,311,407.08-3,093,611.25

Finding the Fourth Proportional to 8,213,396.61, 12,311,407.08 and 3,093,611.25

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Solution

The fourth proportional to 8,213,396.61, 12,311,407.08 and 3,093,611.25 is: 4,637,144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,396.61 : 12,311,407.08 = 3,093,611.25 : x
  2. Step 2: Convert to fraction form
    8,213,396.61/12,311,407.08 = 3,093,611.25/x
  3. Step 3: Cross multiply
    8,213,396.61x = 12,311,407.08 × 3,093,611.25
  4. Step 4: Simplify right side
    8,213,396.61x = 38,086,707,446,017.65
  5. Step 5: Solve for x
    x = 38,086,707,446,017.65/8,213,396.61
  6. Step 6: Final answer
    x = 4,637,144.56

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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.