Finding the Fourth Proportional to 5,897,190.51, 8,140,633.92 and 3,964,572.05
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Solution
The fourth proportional to 5,897,190.51, 8,140,633.92 and 3,964,572.05 is: 5,472,797.53
Step by Step Solution
- Step 1: Write the proportion equation
5,897,190.51 : 8,140,633.92 = 3,964,572.05 : x - Step 2: Convert to fraction form
5,897,190.51/8,140,633.92 = 3,964,572.05/x - Step 3: Cross multiply
5,897,190.51x = 8,140,633.92 × 3,964,572.05 - Step 4: Simplify right side
5,897,190.51x = 32,274,129,667,810.77 - Step 5: Solve for x
x = 32,274,129,667,810.77/5,897,190.51 - Step 6: Final answer
x = 5,472,797.53
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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.