Finding the Fourth Proportional to 36,413,868.87, 54,628,676.55 and 19,372,065.03
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Solution
The fourth proportional to 36,413,868.87, 54,628,676.55 and 19,372,065.03 is: 29,062,286.09
Step by Step Solution
- Step 1: Write the proportion equation
36,413,868.87 : 54,628,676.55 = 19,372,065.03 : x - Step 2: Convert to fraction form
36,413,868.87/54,628,676.55 = 19,372,065.03/x - Step 3: Cross multiply
36,413,868.87x = 54,628,676.55 × 19,372,065.03 - Step 4: Simplify right side
36,413,868.87x = 1,058,270,274,629,436 - Step 5: Solve for x
x = 1,058,270,274,629,436/36,413,868.87 - Step 6: Final answer
x = 29,062,286.09
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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.