Finding the Fourth Proportional to 18,232,467.24, 25,168,552.04 and 11,360,344.64
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Solution
The fourth proportional to 18,232,467.24, 25,168,552.04 and 11,360,344.64 is: 15,682,102.78
Step by Step Solution
- Step 1: Write the proportion equation
18,232,467.24 : 25,168,552.04 = 11,360,344.64 : x - Step 2: Convert to fraction form
18,232,467.24/25,168,552.04 = 11,360,344.64/x - Step 3: Cross multiply
18,232,467.24x = 25,168,552.04 × 11,360,344.64 - Step 4: Simplify right side
18,232,467.24x = 285,923,425,264,175.06 - Step 5: Solve for x
x = 285,923,425,264,175.06/18,232,467.24 - Step 6: Final answer
x = 15,682,102.78
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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.