Finding the Fourth Proportional to 36,845,564.88, 55,229,738.04 and 20,647,768.08
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Solution
The fourth proportional to 36,845,564.88, 55,229,738.04 and 20,647,768.08 is: 30,950,015.99
Step by Step Solution
- Step 1: Write the proportion equation
36,845,564.88 : 55,229,738.04 = 20,647,768.08 : x - Step 2: Convert to fraction form
36,845,564.88/55,229,738.04 = 20,647,768.08/x - Step 3: Cross multiply
36,845,564.88x = 55,229,738.04 × 20,647,768.08 - Step 4: Simplify right side
36,845,564.88x = 1,140,370,822,169,073.75 - Step 5: Solve for x
x = 1,140,370,822,169,073.75/36,845,564.88 - Step 6: Final answer
x = 30,950,015.99
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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.