Finding the Fourth Proportional to 11,239,004.42, 15,509,825.91 and 6,082,365.96
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Solution
The fourth proportional to 11,239,004.42, 15,509,825.91 and 6,082,365.96 is: 8,393,664.92
Step by Step Solution
- Step 1: Write the proportion equation
11,239,004.42 : 15,509,825.91 = 6,082,365.96 : x - Step 2: Convert to fraction form
11,239,004.42/15,509,825.91 = 6,082,365.96/x - Step 3: Cross multiply
11,239,004.42x = 15,509,825.91 × 6,082,365.96 - Step 4: Simplify right side
11,239,004.42x = 94,336,437,160,510.03 - Step 5: Solve for x
x = 94,336,437,160,510.03/11,239,004.42 - Step 6: Final answer
x = 8,393,664.92
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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.