Finding the Fourth Proportional to 5,523,192.06, 8,282,017.38 and 3,218,431.68
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Solution
The fourth proportional to 5,523,192.06, 8,282,017.38 and 3,218,431.68 is: 4,826,032.99
Step by Step Solution
- Step 1: Write the proportion equation
5,523,192.06 : 8,282,017.38 = 3,218,431.68 : x - Step 2: Convert to fraction form
5,523,192.06/8,282,017.38 = 3,218,431.68/x - Step 3: Cross multiply
5,523,192.06x = 8,282,017.38 × 3,218,431.68 - Step 4: Simplify right side
5,523,192.06x = 26,655,107,110,102.60 - Step 5: Solve for x
x = 26,655,107,110,102.60/5,523,192.06 - Step 6: Final answer
x = 4,826,032.99
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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.