Finding the Fourth Proportional to 18,016,373.40, 27,024,735.06 and 14,413,189.08
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Solution
The fourth proportional to 18,016,373.40, 27,024,735.06 and 14,413,189.08 is: 21,619,923.59
Step by Step Solution
- Step 1: Write the proportion equation
18,016,373.40 : 27,024,735.06 = 14,413,189.08 : x - Step 2: Convert to fraction form
18,016,373.40/27,024,735.06 = 14,413,189.08/x - Step 3: Cross multiply
18,016,373.40x = 27,024,735.06 × 14,413,189.08 - Step 4: Simplify right side
18,016,373.40x = 389,512,616,256,685.12 - Step 5: Solve for x
x = 389,512,616,256,685.12/18,016,373.40 - Step 6: Final answer
x = 21,619,923.59
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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.