Finding the Fourth Proportional to 7,169,609.33, 10,759,380.76 and 2,851,216.99
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Solution
The fourth proportional to 7,169,609.33, 10,759,380.76 and 2,851,216.99 is: 4,278,800.67
Step by Step Solution
- Step 1: Write the proportion equation
7,169,609.33 : 10,759,380.76 = 2,851,216.99 : x - Step 2: Convert to fraction form
7,169,609.33/10,759,380.76 = 2,851,216.99/x - Step 3: Cross multiply
7,169,609.33x = 10,759,380.76 × 2,851,216.99 - Step 4: Simplify right side
7,169,609.33x = 30,677,329,224,791.11 - Step 5: Solve for x
x = 30,677,329,224,791.11/7,169,609.33 - Step 6: Final answer
x = 4,278,800.67
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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.