Finding the Fourth Proportional to 7,051,056.46, 10,578,107.46 and 2,193,270.56
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Solution
The fourth proportional to 7,051,056.46, 10,578,107.46 and 2,193,270.56 is: 3,290,379.51
Step by Step Solution
- Step 1: Write the proportion equation
7,051,056.46 : 10,578,107.46 = 2,193,270.56 : x - Step 2: Convert to fraction form
7,051,056.46/10,578,107.46 = 2,193,270.56/x - Step 3: Cross multiply
7,051,056.46x = 10,578,107.46 × 2,193,270.56 - Step 4: Simplify right side
7,051,056.46x = 23,200,651,672,534.38 - Step 5: Solve for x
x = 23,200,651,672,534.38/7,051,056.46 - Step 6: Final answer
x = 3,290,379.51
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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.