Finding the Fourth Proportional to 41,515,955.37, 57,292,016.19 and 22,420,517.97
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Solution
The fourth proportional to 41,515,955.37, 57,292,016.19 and 22,420,517.97 is: 30,940,313.60
Step by Step Solution
- Step 1: Write the proportion equation
41,515,955.37 : 57,292,016.19 = 22,420,517.97 : x - Step 2: Convert to fraction form
41,515,955.37/57,292,016.19 = 22,420,517.97/x - Step 3: Cross multiply
41,515,955.37x = 57,292,016.19 × 22,420,517.97 - Step 4: Simplify right side
41,515,955.37x = 1,284,516,678,525,425.75 - Step 5: Solve for x
x = 1,284,516,678,525,425.75/41,515,955.37 - Step 6: Final answer
x = 30,940,313.60
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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.