Finding the Fourth Proportional to 49,587,431.90, 74,381,147.85 and 44,202,163.10
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Solution
The fourth proportional to 49,587,431.90, 74,381,147.85 and 44,202,163.10 is: 66,303,244.65
Step by Step Solution
- Step 1: Write the proportion equation
49,587,431.90 : 74,381,147.85 = 44,202,163.10 : x - Step 2: Convert to fraction form
49,587,431.90/74,381,147.85 = 44,202,163.10/x - Step 3: Cross multiply
49,587,431.90x = 74,381,147.85 × 44,202,163.10 - Step 4: Simplify right side
49,587,431.90x = 3,287,807,628,830,914 - Step 5: Solve for x
x = 3,287,807,628,830,914/49,587,431.90 - Step 6: Final answer
x = 66,303,244.65
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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.