Finding the Fourth Proportional to 18,085,471.44, 27,127,108.76 and 6,414,421.20
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Solution
The fourth proportional to 18,085,471.44, 27,127,108.76 and 6,414,421.20 is: 9,621,242.23
Step by Step Solution
- Step 1: Write the proportion equation
18,085,471.44 : 27,127,108.76 = 6,414,421.20 : x - Step 2: Convert to fraction form
18,085,471.44/27,127,108.76 = 6,414,421.20/x - Step 3: Cross multiply
18,085,471.44x = 27,127,108.76 × 6,414,421.20 - Step 4: Simplify right side
18,085,471.44x = 174,004,701,524,849.72 - Step 5: Solve for x
x = 174,004,701,524,849.72/18,085,471.44 - Step 6: Final answer
x = 9,621,242.23
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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.