Finding the Fourth Proportional to 8,069,850.30, 11,136,326.64 and 4,398,700.14
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Solution
The fourth proportional to 8,069,850.30, 11,136,326.64 and 4,398,700.14 is: 6,070,169.80
Step by Step Solution
- Step 1: Write the proportion equation
8,069,850.30 : 11,136,326.64 = 4,398,700.14 : x - Step 2: Convert to fraction form
8,069,850.30/11,136,326.64 = 4,398,700.14/x - Step 3: Cross multiply
8,069,850.30x = 11,136,326.64 × 4,398,700.14 - Step 4: Simplify right side
8,069,850.30x = 48,985,361,550,453.73 - Step 5: Solve for x
x = 48,985,361,550,453.73/8,069,850.30 - Step 6: Final answer
x = 6,070,169.80
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1.5x scale
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.