Finding the Fourth Proportional to 7,923,493.50, 11,889,293.76 and 3,773,593.50
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Solution
The fourth proportional to 7,923,493.50, 11,889,293.76 and 3,773,593.50 is: 5,662,320.75
Step by Step Solution
- Step 1: Write the proportion equation
7,923,493.50 : 11,889,293.76 = 3,773,593.50 : x - Step 2: Convert to fraction form
7,923,493.50/11,889,293.76 = 3,773,593.50/x - Step 3: Cross multiply
7,923,493.50x = 11,889,293.76 × 3,773,593.50 - Step 4: Simplify right side
7,923,493.50x = 44,865,361,652,326.56 - Step 5: Solve for x
x = 44,865,361,652,326.56/7,923,493.50 - Step 6: Final answer
x = 5,662,320.75
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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.