Finding the Fourth Proportional to 7,914,238.08, 11,872,307.52 and 2,795,616.96
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Solution
The fourth proportional to 7,914,238.08, 11,872,307.52 and 2,795,616.96 is: 4,193,761.16
Step by Step Solution
- Step 1: Write the proportion equation
7,914,238.08 : 11,872,307.52 = 2,795,616.96 : x - Step 2: Convert to fraction form
7,914,238.08/11,872,307.52 = 2,795,616.96/x - Step 3: Cross multiply
7,914,238.08x = 11,872,307.52 × 2,795,616.96 - Step 4: Simplify right side
7,914,238.08x = 33,190,424,257,247.54 - Step 5: Solve for x
x = 33,190,424,257,247.54/7,914,238.08 - Step 6: Final answer
x = 4,193,761.16
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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.