Finding the Fourth Proportional to 7,183,551.79, 10,768,918.82 and 2,633,538.02
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Solution
The fourth proportional to 7,183,551.79, 10,768,918.82 and 2,633,538.02 is: 3,947,957.49
Step by Step Solution
- Step 1: Write the proportion equation
7,183,551.79 : 10,768,918.82 = 2,633,538.02 : x - Step 2: Convert to fraction form
7,183,551.79/10,768,918.82 = 2,633,538.02/x - Step 3: Cross multiply
7,183,551.79x = 10,768,918.82 × 2,633,538.02 - Step 4: Simplify right side
7,183,551.79x = 28,360,357,079,751.25 - Step 5: Solve for x
x = 28,360,357,079,751.25/7,183,551.79 - Step 6: Final answer
x = 3,947,957.49
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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.