Finding the Fourth Proportional to 37,703,879.26, 56,503,099.16 and 20,394,713.98
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Solution
The fourth proportional to 37,703,879.26, 56,503,099.16 and 20,394,713.98 is: 30,563,553.91
Step by Step Solution
- Step 1: Write the proportion equation
37,703,879.26 : 56,503,099.16 = 20,394,713.98 : x - Step 2: Convert to fraction form
37,703,879.26/56,503,099.16 = 20,394,713.98/x - Step 3: Cross multiply
37,703,879.26x = 56,503,099.16 × 20,394,713.98 - Step 4: Simplify right side
37,703,879.26x = 1,152,364,546,351,778.25 - Step 5: Solve for x
x = 1,152,364,546,351,778.25/37,703,879.26 - Step 6: Final answer
x = 30,563,553.91
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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.