Finding the Fourth Proportional to 18,212,216.04, 27,317,672.46 and 4,565,474.55
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Solution
The fourth proportional to 18,212,216.04, 27,317,672.46 and 4,565,474.55 is: 6,848,048.48
Step by Step Solution
- Step 1: Write the proportion equation
18,212,216.04 : 27,317,672.46 = 4,565,474.55 : x - Step 2: Convert to fraction form
18,212,216.04/27,317,672.46 = 4,565,474.55/x - Step 3: Cross multiply
18,212,216.04x = 27,317,672.46 × 4,565,474.55 - Step 4: Simplify right side
18,212,216.04x = 124,718,138,381,365.89 - Step 5: Solve for x
x = 124,718,138,381,365.89/18,212,216.04 - Step 6: Final answer
x = 6,848,048.48
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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.