Finding the Fourth Proportional to 8,307,348.53, 11,464,716.17 and 4,636,979.33
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Solution
The fourth proportional to 8,307,348.53, 11,464,716.17 and 4,636,979.33 is: 6,399,352.54
Step by Step Solution
- Step 1: Write the proportion equation
8,307,348.53 : 11,464,716.17 = 4,636,979.33 : x - Step 2: Convert to fraction form
8,307,348.53/11,464,716.17 = 4,636,979.33/x - Step 3: Cross multiply
8,307,348.53x = 11,464,716.17 × 4,636,979.33 - Step 4: Simplify right side
8,307,348.53x = 53,161,651,858,875.63 - Step 5: Solve for x
x = 53,161,651,858,875.63/8,307,348.53 - Step 6: Final answer
x = 6,399,352.54
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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.