Finding the Fourth Proportional to 11,239,013.79, 15,509,838.84 and 6,082,375.34
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Solution
The fourth proportional to 11,239,013.79, 15,509,838.84 and 6,082,375.34 is: 8,393,677.86
Step by Step Solution
- Step 1: Write the proportion equation
11,239,013.79 : 15,509,838.84 = 6,082,375.34 : x - Step 2: Convert to fraction form
11,239,013.79/15,509,838.84 = 6,082,375.34/x - Step 3: Cross multiply
11,239,013.79x = 15,509,838.84 × 6,082,375.34 - Step 4: Simplify right side
11,239,013.79x = 94,336,661,250,726.41 - Step 5: Solve for x
x = 94,336,661,250,726.41/11,239,013.79 - Step 6: Final answer
x = 8,393,677.86
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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.