Finding the Fourth Proportional to 18,248,267.16, 27,368,912.16 and 5,468,771.70
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Solution
The fourth proportional to 18,248,267.16, 27,368,912.16 and 5,468,771.70 is: 8,202,112.07
Step by Step Solution
- Step 1: Write the proportion equation
18,248,267.16 : 27,368,912.16 = 5,468,771.70 : x - Step 2: Convert to fraction form
18,248,267.16/27,368,912.16 = 5,468,771.70/x - Step 3: Cross multiply
18,248,267.16x = 27,368,912.16 × 5,468,771.70 - Step 4: Simplify right side
18,248,267.16x = 149,674,332,280,393.88 - Step 5: Solve for x
x = 149,674,332,280,393.88/18,248,267.16 - Step 6: Final answer
x = 8,202,112.07
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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.