Finding the Fourth Proportional to 11,073,365.45, 15,281,286.57 and 6,178,793.84
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Solution
The fourth proportional to 11,073,365.45, 15,281,286.57 and 6,178,793.84 is: 8,526,759.08
Step by Step Solution
- Step 1: Write the proportion equation
11,073,365.45 : 15,281,286.57 = 6,178,793.84 : x - Step 2: Convert to fraction form
11,073,365.45/15,281,286.57 = 6,178,793.84/x - Step 3: Cross multiply
11,073,365.45x = 15,281,286.57 × 6,178,793.84 - Step 4: Simplify right side
11,073,365.45x = 94,419,919,364,193.95 - Step 5: Solve for x
x = 94,419,919,364,193.95/11,073,365.45 - Step 6: Final answer
x = 8,526,759.08
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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.