Finding the Fourth Proportional to 6,673,135.17, 9,993,538.47 and 4,618,037.09
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Solution
The fourth proportional to 6,673,135.17, 9,993,538.47 and 4,618,037.09 is: 6,915,869.39
Step by Step Solution
- Step 1: Write the proportion equation
6,673,135.17 : 9,993,538.47 = 4,618,037.09 : x - Step 2: Convert to fraction form
6,673,135.17/9,993,538.47 = 4,618,037.09/x - Step 3: Cross multiply
6,673,135.17x = 9,993,538.47 × 4,618,037.09 - Step 4: Simplify right side
6,673,135.17x = 46,150,531,274,913.23 - Step 5: Solve for x
x = 46,150,531,274,913.23/6,673,135.17 - Step 6: Final answer
x = 6,915,869.39
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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.