Finding the Fourth Proportional to 5,855,574.19, 8,080,944.95 and 3,242,078.28
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Solution
The fourth proportional to 5,855,574.19, 8,080,944.95 and 3,242,078.28 is: 4,474,207.87
Step by Step Solution
- Step 1: Write the proportion equation
5,855,574.19 : 8,080,944.95 = 3,242,078.28 : x - Step 2: Convert to fraction form
5,855,574.19/8,080,944.95 = 3,242,078.28/x - Step 3: Cross multiply
5,855,574.19x = 8,080,944.95 × 3,242,078.28 - Step 4: Simplify right side
5,855,574.19x = 26,199,056,135,103.54 - Step 5: Solve for x
x = 26,199,056,135,103.54/5,855,574.19 - Step 6: Final answer
x = 4,474,207.87
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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.