Finding the Fourth Proportional to 18,414,619.23, 25,414,465.64 and 10,576,586.19
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Solution
The fourth proportional to 18,414,619.23, 25,414,465.64 and 10,576,586.19 is: 14,597,004.86
Step by Step Solution
- Step 1: Write the proportion equation
18,414,619.23 : 25,414,465.64 = 10,576,586.19 : x - Step 2: Convert to fraction form
18,414,619.23/25,414,465.64 = 10,576,586.19/x - Step 3: Cross multiply
18,414,619.23x = 25,414,465.64 × 10,576,586.19 - Step 4: Simplify right side
18,414,619.23x = 268,798,286,314,253.50 - Step 5: Solve for x
x = 268,798,286,314,253.50/18,414,619.23 - Step 6: Final answer
x = 14,597,004.86
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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.