Finding the Fourth Proportional to 5,422,653.24, 8,132,554.26 and 2,577,103.80
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Solution
The fourth proportional to 5,422,653.24, 8,132,554.26 and 2,577,103.80 is: 3,864,978.19
Step by Step Solution
- Step 1: Write the proportion equation
5,422,653.24 : 8,132,554.26 = 2,577,103.80 : x - Step 2: Convert to fraction form
5,422,653.24/8,132,554.26 = 2,577,103.80/x - Step 3: Cross multiply
5,422,653.24x = 8,132,554.26 × 2,577,103.80 - Step 4: Simplify right side
5,422,653.24x = 20,958,436,487,152.19 - Step 5: Solve for x
x = 20,958,436,487,152.19/5,422,653.24 - Step 6: Final answer
x = 3,864,978.19
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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.