Finding the Fourth Proportional to 12,795,730.21, 19,193,595.37 and 4,276,066.68
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Solution
The fourth proportional to 12,795,730.21, 19,193,595.37 and 4,276,066.68 is: 6,414,100.04
Step by Step Solution
- Step 1: Write the proportion equation
12,795,730.21 : 19,193,595.37 = 4,276,066.68 : x - Step 2: Convert to fraction form
12,795,730.21/19,193,595.37 = 4,276,066.68/x - Step 3: Cross multiply
12,795,730.21x = 19,193,595.37 × 4,276,066.68 - Step 4: Simplify right side
12,795,730.21x = 82,073,093,620,369.09 - Step 5: Solve for x
x = 82,073,093,620,369.09/12,795,730.21 - Step 6: Final answer
x = 6,414,100.04
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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.