Finding the Fourth Proportional to 11,654,322.60, 16,082,212.86 and 6,497,376.60
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Solution
The fourth proportional to 11,654,322.60, 16,082,212.86 and 6,497,376.60 is: 8,965,960.28
Step by Step Solution
- Step 1: Write the proportion equation
11,654,322.60 : 16,082,212.86 = 6,497,376.60 : x - Step 2: Convert to fraction form
11,654,322.60/16,082,212.86 = 6,497,376.60/x - Step 3: Cross multiply
11,654,322.60x = 16,082,212.86 × 6,497,376.60 - Step 4: Simplify right side
11,654,322.60x = 104,492,193,512,783.06 - Step 5: Solve for x
x = 104,492,193,512,783.06/11,654,322.60 - Step 6: Final answer
x = 8,965,960.28
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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.