Finding the Fourth Proportional to 5,381,571.03, 7,426,625.99 and 2,934,162.11
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Solution
The fourth proportional to 5,381,571.03, 7,426,625.99 and 2,934,162.11 is: 4,049,175.32
Step by Step Solution
- Step 1: Write the proportion equation
5,381,571.03 : 7,426,625.99 = 2,934,162.11 : x - Step 2: Convert to fraction form
5,381,571.03/7,426,625.99 = 2,934,162.11/x - Step 3: Cross multiply
5,381,571.03x = 7,426,625.99 × 2,934,162.11 - Step 4: Simplify right side
5,381,571.03x = 21,790,924,584,999.24 - Step 5: Solve for x
x = 21,790,924,584,999.24/5,381,571.03 - Step 6: Final answer
x = 4,049,175.32
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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.