Finding the Fourth Proportional to 39,362,028.75, 54,330,403.77 and 22,847,473.80
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Solution
The fourth proportional to 39,362,028.75, 54,330,403.77 and 22,847,473.80 is: 31,535,785.02
Step by Step Solution
- Step 1: Write the proportion equation
39,362,028.75 : 54,330,403.77 = 22,847,473.80 : x - Step 2: Convert to fraction form
39,362,028.75/54,330,403.77 = 22,847,473.80/x - Step 3: Cross multiply
39,362,028.75x = 54,330,403.77 × 22,847,473.80 - Step 4: Simplify right side
39,362,028.75x = 1,241,312,476,678,496.25 - Step 5: Solve for x
x = 1,241,312,476,678,496.25/39,362,028.75 - Step 6: Final answer
x = 31,535,785.02
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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.