Finding the Fourth Proportional to 7,863,115.14, 11,789,192.44 and 3,483,874.08
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Solution
The fourth proportional to 7,863,115.14, 11,789,192.44 and 3,483,874.08 is: 5,223,383.00
Step by Step Solution
- Step 1: Write the proportion equation
7,863,115.14 : 11,789,192.44 = 3,483,874.08 : x - Step 2: Convert to fraction form
7,863,115.14/11,789,192.44 = 3,483,874.08/x - Step 3: Cross multiply
7,863,115.14x = 11,789,192.44 × 3,483,874.08 - Step 4: Simplify right side
7,863,115.14x = 41,072,061,965,847.95 - Step 5: Solve for x
x = 41,072,061,965,847.95/7,863,115.14 - Step 6: Final answer
x = 5,223,383.00
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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.