Finding the Fourth Proportional to 18,086,750.40, 27,130,125.60 and 6,119,486.40
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Solution
The fourth proportional to 18,086,750.40, 27,130,125.60 and 6,119,486.40 is: 9,179,229.60
Step by Step Solution
- Step 1: Write the proportion equation
18,086,750.40 : 27,130,125.60 = 6,119,486.40 : x - Step 2: Convert to fraction form
18,086,750.40/27,130,125.60 = 6,119,486.40/x - Step 3: Cross multiply
18,086,750.40x = 27,130,125.60 × 6,119,486.40 - Step 4: Simplify right side
18,086,750.40x = 166,022,434,639,491.84 - Step 5: Solve for x
x = 166,022,434,639,491.84/18,086,750.40 - Step 6: Final answer
x = 9,179,229.60
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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.