Finding the Fourth Proportional to 5,621,525.40, 7,757,703.30 and 3,043,204.26
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Solution
The fourth proportional to 5,621,525.40, 7,757,703.30 and 3,043,204.26 is: 4,199,620.93
Step by Step Solution
- Step 1: Write the proportion equation
5,621,525.40 : 7,757,703.30 = 3,043,204.26 : x - Step 2: Convert to fraction form
5,621,525.40/7,757,703.30 = 3,043,204.26/x - Step 3: Cross multiply
5,621,525.40x = 7,757,703.30 × 3,043,204.26 - Step 4: Simplify right side
5,621,525.40x = 23,608,275,730,376.05 - Step 5: Solve for x
x = 23,608,275,730,376.05/5,621,525.40 - Step 6: Final answer
x = 4,199,620.93
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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.