Finding the Fourth Proportional to 14,198,722.62, 19,595,794.20 and 8,239,442.18
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Solution
The fourth proportional to 14,198,722.62, 19,595,794.20 and 8,239,442.18 is: 11,371,333.72
Step by Step Solution
- Step 1: Write the proportion equation
14,198,722.62 : 19,595,794.20 = 8,239,442.18 : x - Step 2: Convert to fraction form
14,198,722.62/19,595,794.20 = 8,239,442.18/x - Step 3: Cross multiply
14,198,722.62x = 19,595,794.20 × 8,239,442.18 - Step 4: Simplify right side
14,198,722.62x = 161,458,413,364,888.88 - Step 5: Solve for x
x = 161,458,413,364,888.88/14,198,722.62 - Step 6: Final answer
x = 11,371,333.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.