Finding the Fourth Proportional to 12,795,754.10, 19,193,631.24 and 4,276,090.58
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Solution
The fourth proportional to 12,795,754.10, 19,193,631.24 and 4,276,090.58 is: 6,414,135.90
Step by Step Solution
- Step 1: Write the proportion equation
12,795,754.10 : 19,193,631.24 = 4,276,090.58 : x - Step 2: Convert to fraction form
12,795,754.10/19,193,631.24 = 4,276,090.58/x - Step 3: Cross multiply
12,795,754.10x = 19,193,631.24 × 4,276,090.58 - Step 4: Simplify right side
12,795,754.10x = 82,073,705,741,357.72 - Step 5: Solve for x
x = 82,073,705,741,357.72/12,795,754.10 - Step 6: Final answer
x = 6,414,135.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.