Finding the Fourth Proportional to 5,811,842.76, 8,019,436.84 and 3,363,974.92
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Solution
The fourth proportional to 5,811,842.76, 8,019,436.84 and 3,363,974.92 is: 4,641,760.89
Step by Step Solution
- Step 1: Write the proportion equation
5,811,842.76 : 8,019,436.84 = 3,363,974.92 : x - Step 2: Convert to fraction form
5,811,842.76/8,019,436.84 = 3,363,974.92/x - Step 3: Cross multiply
5,811,842.76x = 8,019,436.84 × 3,363,974.92 - Step 4: Simplify right side
5,811,842.76x = 26,977,184,402,284.05 - Step 5: Solve for x
x = 26,977,184,402,284.05/5,811,842.76 - Step 6: Final answer
x = 4,641,760.89
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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.