Finding the Fourth Proportional to 16,268,110.80, 24,395,167.80 and 8,177,960.40
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Solution
The fourth proportional to 16,268,110.80, 24,395,167.80 and 8,177,960.40 is: 12,263,422.51
Step by Step Solution
- Step 1: Write the proportion equation
16,268,110.80 : 24,395,167.80 = 8,177,960.40 : x - Step 2: Convert to fraction form
16,268,110.80/24,395,167.80 = 8,177,960.40/x - Step 3: Cross multiply
16,268,110.80x = 24,395,167.80 × 8,177,960.40 - Step 4: Simplify right side
16,268,110.80x = 199,502,716,219,755.12 - Step 5: Solve for x
x = 199,502,716,219,755.12/16,268,110.80 - Step 6: Final answer
x = 12,263,422.51
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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.