Finding the Fourth Proportional to 16,452,549.40, 24,678,824.10 and 4,321,211.80
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Solution
The fourth proportional to 16,452,549.40, 24,678,824.10 and 4,321,211.80 is: 6,481,817.70
Step by Step Solution
- Step 1: Write the proportion equation
16,452,549.40 : 24,678,824.10 = 4,321,211.80 : x - Step 2: Convert to fraction form
16,452,549.40/24,678,824.10 = 4,321,211.80/x - Step 3: Cross multiply
16,452,549.40x = 24,678,824.10 × 4,321,211.80 - Step 4: Simplify right side
16,452,549.40x = 106,642,425,911,044.38 - Step 5: Solve for x
x = 106,642,425,911,044.38/16,452,549.40 - Step 6: Final answer
x = 6,481,817.70
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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.