Home / 8,213,376.48-12,311,376.78-3,093,591.21

Finding the Fourth Proportional to 8,213,376.48, 12,311,376.78 and 3,093,591.21

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Solution

The fourth proportional to 8,213,376.48, 12,311,376.78 and 3,093,591.21 is: 4,637,114.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,376.48 : 12,311,376.78 = 3,093,591.21 : x
  2. Step 2: Convert to fraction form
    8,213,376.48/12,311,376.78 = 3,093,591.21/x
  3. Step 3: Cross multiply
    8,213,376.48x = 12,311,376.78 × 3,093,591.21
  4. Step 4: Simplify right side
    8,213,376.48x = 38,086,366,989,606.10
  5. Step 5: Solve for x
    x = 38,086,366,989,606.10/8,213,376.48
  6. Step 6: Final answer
    x = 4,637,114.48

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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.