Finding the Fourth Proportional to 31,259,235.50, 46,884,596.79 and 8,228,241.26
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Solution
The fourth proportional to 31,259,235.50, 46,884,596.79 and 8,228,241.26 is: 12,341,241.47
Step by Step Solution
- Step 1: Write the proportion equation
31,259,235.50 : 46,884,596.79 = 8,228,241.26 : x - Step 2: Convert to fraction form
31,259,235.50/46,884,596.79 = 8,228,241.26/x - Step 3: Cross multiply
31,259,235.50x = 46,884,596.79 × 8,228,241.26 - Step 4: Simplify right side
31,259,235.50x = 385,777,773,531,518.56 - Step 5: Solve for x
x = 385,777,773,531,518.56/31,259,235.50 - Step 6: Final answer
x = 12,341,241.47
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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.