Finding the Fourth Proportional to 36,984,190.40, 55,476,285.60 and 16,789,432.40
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Solution
The fourth proportional to 36,984,190.40, 55,476,285.60 and 16,789,432.40 is: 25,184,148.60
Step by Step Solution
- Step 1: Write the proportion equation
36,984,190.40 : 55,476,285.60 = 16,789,432.40 : x - Step 2: Convert to fraction form
36,984,190.40/55,476,285.60 = 16,789,432.40/x - Step 3: Cross multiply
36,984,190.40x = 55,476,285.60 × 16,789,432.40 - Step 4: Simplify right side
36,984,190.40x = 931,415,346,884,293.38 - Step 5: Solve for x
x = 931,415,346,884,293.38/36,984,190.40 - Step 6: Final answer
x = 25,184,148.60
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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.