Finding the Fourth Proportional to 13,151,094.24, 19,728,235.44 and 4,629,686.88
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Solution
The fourth proportional to 13,151,094.24, 19,728,235.44 and 4,629,686.88 is: 6,945,091.50
Step by Step Solution
- Step 1: Write the proportion equation
13,151,094.24 : 19,728,235.44 = 4,629,686.88 : x - Step 2: Convert to fraction form
13,151,094.24/19,728,235.44 = 4,629,686.88/x - Step 3: Cross multiply
13,151,094.24x = 19,728,235.44 × 4,629,686.88 - Step 4: Simplify right side
13,151,094.24x = 91,335,552,782,119.03 - Step 5: Solve for x
x = 91,335,552,782,119.03/13,151,094.24 - Step 6: Final answer
x = 6,945,091.50
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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.