Finding the Fourth Proportional to 5,951,977.12, 8,929,114.80 and 2,540,213.92
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Solution
The fourth proportional to 5,951,977.12, 8,929,114.80 and 2,540,213.92 is: 3,810,811.31
Step by Step Solution
- Step 1: Write the proportion equation
5,951,977.12 : 8,929,114.80 = 2,540,213.92 : x - Step 2: Convert to fraction form
5,951,977.12/8,929,114.80 = 2,540,213.92/x - Step 3: Cross multiply
5,951,977.12x = 8,929,114.80 × 2,540,213.92 - Step 4: Simplify right side
5,951,977.12x = 22,681,861,708,238.02 - Step 5: Solve for x
x = 22,681,861,708,238.02/5,951,977.12 - Step 6: Final answer
x = 3,810,811.31
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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.