Finding the Fourth Proportional to 5,300,427.44, 7,951,477.62 and 2,267,812.96
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Solution
The fourth proportional to 5,300,427.44, 7,951,477.62 and 2,267,812.96 is: 3,402,077.32
Step by Step Solution
- Step 1: Write the proportion equation
5,300,427.44 : 7,951,477.62 = 2,267,812.96 : x - Step 2: Convert to fraction form
5,300,427.44/7,951,477.62 = 2,267,812.96/x - Step 3: Cross multiply
5,300,427.44x = 7,951,477.62 × 2,267,812.96 - Step 4: Simplify right side
5,300,427.44x = 18,032,463,958,028.57 - Step 5: Solve for x
x = 18,032,463,958,028.57/5,300,427.44 - Step 6: Final answer
x = 3,402,077.32
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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.