Home / 8,213,400.12-12,311,412.32-3,093,614.76

Finding the Fourth Proportional to 8,213,400.12, 12,311,412.32 and 3,093,614.76

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Solution

The fourth proportional to 8,213,400.12, 12,311,412.32 and 3,093,614.76 is: 4,637,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,400.12 : 12,311,412.32 = 3,093,614.76 : x
  2. Step 2: Convert to fraction form
    8,213,400.12/12,311,412.32 = 3,093,614.76/x
  3. Step 3: Cross multiply
    8,213,400.12x = 12,311,412.32 × 3,093,614.76
  4. Step 4: Simplify right side
    8,213,400.12x = 38,086,766,869,597.84
  5. Step 5: Solve for x
    x = 38,086,766,869,597.84/8,213,400.12
  6. Step 6: Final answer
    x = 4,637,149.82

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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.