Finding the Fourth Proportional to 5,558,524.68, 8,338,459.56 and 1,963,556.04
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Solution
The fourth proportional to 5,558,524.68, 8,338,459.56 and 1,963,556.04 is: 2,945,571.64
Step by Step Solution
- Step 1: Write the proportion equation
5,558,524.68 : 8,338,459.56 = 1,963,556.04 : x - Step 2: Convert to fraction form
5,558,524.68/8,338,459.56 = 1,963,556.04/x - Step 3: Cross multiply
5,558,524.68x = 8,338,459.56 × 1,963,556.04 - Step 4: Simplify right side
5,558,524.68x = 16,373,032,633,333.74 - Step 5: Solve for x
x = 16,373,032,633,333.74/5,558,524.68 - Step 6: Final answer
x = 2,945,571.64
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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.