Finding the Fourth Proportional to 18,180,662.62, 27,271,024.92 and 14,560,417.66
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Solution
The fourth proportional to 18,180,662.62, 27,271,024.92 and 14,560,417.66 is: 21,840,651.31
Step by Step Solution
- Step 1: Write the proportion equation
18,180,662.62 : 27,271,024.92 = 14,560,417.66 : x - Step 2: Convert to fraction form
18,180,662.62/27,271,024.92 = 14,560,417.66/x - Step 3: Cross multiply
18,180,662.62x = 27,271,024.92 × 14,560,417.66 - Step 4: Simplify right side
18,180,662.62x = 397,077,512,851,468.12 - Step 5: Solve for x
x = 397,077,512,851,468.12/18,180,662.62 - Step 6: Final answer
x = 21,840,651.31
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1.5x scale
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.