Finding the Fourth Proportional to 16,168,658.20, 24,252,987.30 and 8,082,881.80
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Solution
The fourth proportional to 16,168,658.20, 24,252,987.30 and 8,082,881.80 is: 12,124,322.70
Step by Step Solution
- Step 1: Write the proportion equation
16,168,658.20 : 24,252,987.30 = 8,082,881.80 : x - Step 2: Convert to fraction form
16,168,658.20/24,252,987.30 = 8,082,881.80/x - Step 3: Cross multiply
16,168,658.20x = 24,252,987.30 × 8,082,881.80 - Step 4: Simplify right side
16,168,658.20x = 196,034,029,642,801.16 - Step 5: Solve for x
x = 196,034,029,642,801.16/16,168,658.20 - Step 6: Final answer
x = 12,124,322.70
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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.