Finding the Fourth Proportional to 8,201,626.24, 12,305,071.68 and 3,942,103.36
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Solution
The fourth proportional to 8,201,626.24, 12,305,071.68 and 3,942,103.36 is: 5,914,420.26
Step by Step Solution
- Step 1: Write the proportion equation
8,201,626.24 : 12,305,071.68 = 3,942,103.36 : x - Step 2: Convert to fraction form
8,201,626.24/12,305,071.68 = 3,942,103.36/x - Step 3: Cross multiply
8,201,626.24x = 12,305,071.68 × 3,942,103.36 - Step 4: Simplify right side
8,201,626.24x = 48,507,864,414,768.84 - Step 5: Solve for x
x = 48,507,864,414,768.84/8,201,626.24 - Step 6: Final answer
x = 5,914,420.26
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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.