Finding the Fourth Proportional to 6,474,571.58, 8,934,877.63 and 3,573,937.08
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Solution
The fourth proportional to 6,474,571.58, 8,934,877.63 and 3,573,937.08 is: 4,932,015.97
Step by Step Solution
- Step 1: Write the proportion equation
6,474,571.58 : 8,934,877.63 = 3,573,937.08 : x - Step 2: Convert to fraction form
6,474,571.58/8,934,877.63 = 3,573,937.08/x - Step 3: Cross multiply
6,474,571.58x = 8,934,877.63 × 3,573,937.08 - Step 4: Simplify right side
6,474,571.58x = 31,932,690,471,586.94 - Step 5: Solve for x
x = 31,932,690,471,586.94/6,474,571.58 - Step 6: Final answer
x = 4,932,015.97
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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.