Finding the Fourth Proportional to 5,448,660.96, 7,518,874.22 and 3,001,219.32
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Solution
The fourth proportional to 5,448,660.96, 7,518,874.22 and 3,001,219.32 is: 4,141,529.59
Step by Step Solution
- Step 1: Write the proportion equation
5,448,660.96 : 7,518,874.22 = 3,001,219.32 : x - Step 2: Convert to fraction form
5,448,660.96/7,518,874.22 = 3,001,219.32/x - Step 3: Cross multiply
5,448,660.96x = 7,518,874.22 × 3,001,219.32 - Step 4: Simplify right side
5,448,660.96x = 22,565,790,573,713.93 - Step 5: Solve for x
x = 22,565,790,573,713.93/5,448,660.96 - Step 6: Final answer
x = 4,141,529.59
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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.