Finding the Fourth Proportional to 7,632,535.16, 11,450,205.36 and 2,515,266.81
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Solution
The fourth proportional to 7,632,535.16, 11,450,205.36 and 2,515,266.81 is: 3,773,362.44
Step by Step Solution
- Step 1: Write the proportion equation
7,632,535.16 : 11,450,205.36 = 2,515,266.81 : x - Step 2: Convert to fraction form
7,632,535.16/11,450,205.36 = 2,515,266.81/x - Step 3: Cross multiply
7,632,535.16x = 11,450,205.36 × 2,515,266.81 - Step 4: Simplify right side
7,632,535.16x = 28,800,321,509,692.10 - Step 5: Solve for x
x = 28,800,321,509,692.10/7,632,535.16 - Step 6: Final answer
x = 3,773,362.44
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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.