Finding the Fourth Proportional to 7,235,350.26, 9,984,900.34 and 3,972,465.78
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Solution
The fourth proportional to 7,235,350.26, 9,984,900.34 and 3,972,465.78 is: 5,482,067.00
Step by Step Solution
- Step 1: Write the proportion equation
7,235,350.26 : 9,984,900.34 = 3,972,465.78 : x - Step 2: Convert to fraction form
7,235,350.26/9,984,900.34 = 3,972,465.78/x - Step 3: Cross multiply
7,235,350.26x = 9,984,900.34 × 3,972,465.78 - Step 4: Simplify right side
7,235,350.26x = 39,664,674,917,360.36 - Step 5: Solve for x
x = 39,664,674,917,360.36/7,235,350.26 - Step 6: Final answer
x = 5,482,067.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.