Finding the Fourth Proportional to 11,351,414.68, 15,664,947.93 and 6,194,776.23
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Solution
The fourth proportional to 11,351,414.68, 15,664,947.93 and 6,194,776.23 is: 8,548,788.84
Step by Step Solution
- Step 1: Write the proportion equation
11,351,414.68 : 15,664,947.93 = 6,194,776.23 : x - Step 2: Convert to fraction form
11,351,414.68/15,664,947.93 = 6,194,776.23/x - Step 3: Cross multiply
11,351,414.68x = 15,664,947.93 × 6,194,776.23 - Step 4: Simplify right side
11,351,414.68x = 97,040,847,080,951.70 - Step 5: Solve for x
x = 97,040,847,080,951.70/11,351,414.68 - Step 6: Final answer
x = 8,548,788.84
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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.