Finding the Fourth Proportional to 5,623,216.44, 7,760,611.54 and 4,054,638.62
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Solution
The fourth proportional to 5,623,216.44, 7,760,611.54 and 4,054,638.62 is: 5,595,814.35
Step by Step Solution
- Step 1: Write the proportion equation
5,623,216.44 : 7,760,611.54 = 4,054,638.62 : x - Step 2: Convert to fraction form
5,623,216.44/7,760,611.54 = 4,054,638.62/x - Step 3: Cross multiply
5,623,216.44x = 7,760,611.54 × 4,054,638.62 - Step 4: Simplify right side
5,623,216.44x = 31,466,475,264,901.68 - Step 5: Solve for x
x = 31,466,475,264,901.68/5,623,216.44 - Step 6: Final answer
x = 5,595,814.35
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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.