Finding the Fourth Proportional to 7,983,662.78, 11,975,322.23 and 2,226,242.99
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Solution
The fourth proportional to 7,983,662.78, 11,975,322.23 and 2,226,242.99 is: 3,339,316.53
Step by Step Solution
- Step 1: Write the proportion equation
7,983,662.78 : 11,975,322.23 = 2,226,242.99 : x - Step 2: Convert to fraction form
7,983,662.78/11,975,322.23 = 2,226,242.99/x - Step 3: Cross multiply
7,983,662.78x = 11,975,322.23 × 2,226,242.99 - Step 4: Simplify right side
7,983,662.78x = 26,659,977,096,520.84 - Step 5: Solve for x
x = 26,659,977,096,520.84/7,983,662.78 - Step 6: Final answer
x = 3,339,316.53
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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.