Finding the Fourth Proportional to 7,984,441.36, 11,018,635.37 and 4,546,696.06
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Solution
The fourth proportional to 7,984,441.36, 11,018,635.37 and 4,546,696.06 is: 6,274,501.09
Step by Step Solution
- Step 1: Write the proportion equation
7,984,441.36 : 11,018,635.37 = 4,546,696.06 : x - Step 2: Convert to fraction form
7,984,441.36/11,018,635.37 = 4,546,696.06/x - Step 3: Cross multiply
7,984,441.36x = 11,018,635.37 × 4,546,696.06 - Step 4: Simplify right side
7,984,441.36x = 50,098,386,023,355.63 - Step 5: Solve for x
x = 50,098,386,023,355.63/7,984,441.36 - Step 6: Final answer
x = 6,274,501.09
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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.