Finding the Fourth Proportional to 20,185,493.08, 30,278,059.21 and 6,353,495.16
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Solution
The fourth proportional to 20,185,493.08, 30,278,059.21 and 6,353,495.16 is: 9,530,185.95
Step by Step Solution
- Step 1: Write the proportion equation
20,185,493.08 : 30,278,059.21 = 6,353,495.16 : x - Step 2: Convert to fraction form
20,185,493.08/30,278,059.21 = 6,353,495.16/x - Step 3: Cross multiply
20,185,493.08x = 30,278,059.21 × 6,353,495.16 - Step 4: Simplify right side
20,185,493.08x = 192,371,502,644,928.44 - Step 5: Solve for x
x = 192,371,502,644,928.44/20,185,493.08 - Step 6: Final answer
x = 9,530,185.95
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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.