Finding the Fourth Proportional to 13,770,793.25, 20,655,442.35 and 4,185,424.44
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Solution
The fourth proportional to 13,770,793.25, 20,655,442.35 and 4,185,424.44 is: 6,277,909.46
Step by Step Solution
- Step 1: Write the proportion equation
13,770,793.25 : 20,655,442.35 = 4,185,424.44 : x - Step 2: Convert to fraction form
13,770,793.25/20,655,442.35 = 4,185,424.44/x - Step 3: Cross multiply
13,770,793.25x = 20,655,442.35 × 4,185,424.44 - Step 4: Simplify right side
13,770,793.25x = 86,451,793,230,701.05 - Step 5: Solve for x
x = 86,451,793,230,701.05/13,770,793.25 - Step 6: Final answer
x = 6,277,909.46
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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.