Finding the Fourth Proportional to 16,268,201.70, 22,450,531.51 and 8,926,032.90
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Solution
The fourth proportional to 16,268,201.70, 22,450,531.51 and 8,926,032.90 is: 12,318,152.09
Step by Step Solution
- Step 1: Write the proportion equation
16,268,201.70 : 22,450,531.51 = 8,926,032.90 : x - Step 2: Convert to fraction form
16,268,201.70/22,450,531.51 = 8,926,032.90/x - Step 3: Cross multiply
16,268,201.70x = 22,450,531.51 × 8,926,032.90 - Step 4: Simplify right side
16,268,201.70x = 200,394,182,811,776.28 - Step 5: Solve for x
x = 200,394,182,811,776.28/16,268,201.70 - Step 6: Final answer
x = 12,318,152.09
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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.