Finding the Fourth Proportional to 11,239,003.42, 15,509,824.53 and 6,082,364.96
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Solution
The fourth proportional to 11,239,003.42, 15,509,824.53 and 6,082,364.96 is: 8,393,663.55
Step by Step Solution
- Step 1: Write the proportion equation
11,239,003.42 : 15,509,824.53 = 6,082,364.96 : x - Step 2: Convert to fraction form
11,239,003.42/15,509,824.53 = 6,082,364.96/x - Step 3: Cross multiply
11,239,003.42x = 15,509,824.53 × 6,082,364.96 - Step 4: Simplify right side
11,239,003.42x = 94,336,413,265,383.22 - Step 5: Solve for x
x = 94,336,413,265,383.22/11,239,003.42 - Step 6: Final answer
x = 8,393,663.55
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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.