Finding the Fourth Proportional to 6,477,168.39, 9,719,115.09 and 2,641,804.62
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Solution
The fourth proportional to 6,477,168.39, 9,719,115.09 and 2,641,804.62 is: 3,964,078.38
Step by Step Solution
- Step 1: Write the proportion equation
6,477,168.39 : 9,719,115.09 = 2,641,804.62 : x - Step 2: Convert to fraction form
6,477,168.39/9,719,115.09 = 2,641,804.62/x - Step 3: Cross multiply
6,477,168.39x = 9,719,115.09 × 2,641,804.62 - Step 4: Simplify right side
6,477,168.39x = 25,676,003,147,073.71 - Step 5: Solve for x
x = 25,676,003,147,073.71/6,477,168.39 - Step 6: Final answer
x = 3,964,078.38
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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.