Finding the Fourth Proportional to 5,106,954.48, 7,047,593.88 and 2,783,851.44
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Solution
The fourth proportional to 5,106,954.48, 7,047,593.88 and 2,783,851.44 is: 3,841,713.19
Step by Step Solution
- Step 1: Write the proportion equation
5,106,954.48 : 7,047,593.88 = 2,783,851.44 : x - Step 2: Convert to fraction form
5,106,954.48/7,047,593.88 = 2,783,851.44/x - Step 3: Cross multiply
5,106,954.48x = 7,047,593.88 × 2,783,851.44 - Step 4: Simplify right side
5,106,954.48x = 19,619,454,371,373.19 - Step 5: Solve for x
x = 19,619,454,371,373.19/5,106,954.48 - Step 6: Final answer
x = 3,841,713.19
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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.