Finding the Fourth Proportional to 5,532,046.80, 8,293,336.80 and 2,122,779.84
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Solution
The fourth proportional to 5,532,046.80, 8,293,336.80 and 2,122,779.84 is: 3,182,353.44
Step by Step Solution
- Step 1: Write the proportion equation
5,532,046.80 : 8,293,336.80 = 2,122,779.84 : x - Step 2: Convert to fraction form
5,532,046.80/8,293,336.80 = 2,122,779.84/x - Step 3: Cross multiply
5,532,046.80x = 8,293,336.80 × 2,122,779.84 - Step 4: Simplify right side
5,532,046.80x = 17,604,928,165,370.11 - Step 5: Solve for x
x = 17,604,928,165,370.11/5,532,046.80 - Step 6: Final answer
x = 3,182,353.44
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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.