Finding the Fourth Proportional to 5,659,686.72, 8,483,856.84 and 2,629,182.96
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Solution
The fourth proportional to 5,659,686.72, 8,483,856.84 and 2,629,182.96 is: 3,941,138.96
Step by Step Solution
- Step 1: Write the proportion equation
5,659,686.72 : 8,483,856.84 = 2,629,182.96 : x - Step 2: Convert to fraction form
5,659,686.72/8,483,856.84 = 2,629,182.96/x - Step 3: Cross multiply
5,659,686.72x = 8,483,856.84 × 2,629,182.96 - Step 4: Simplify right side
5,659,686.72x = 22,305,611,838,807.45 - Step 5: Solve for x
x = 22,305,611,838,807.45/5,659,686.72 - Step 6: Final answer
x = 3,941,138.96
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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.