Finding the Fourth Proportional to 18,299,162.43, 27,448,807.81 and 4,652,310.28
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Solution
The fourth proportional to 18,299,162.43, 27,448,807.81 and 4,652,310.28 is: 6,978,481.73
Step by Step Solution
- Step 1: Write the proportion equation
18,299,162.43 : 27,448,807.81 = 4,652,310.28 : x - Step 2: Convert to fraction form
18,299,162.43/27,448,807.81 = 4,652,310.28/x - Step 3: Cross multiply
18,299,162.43x = 27,448,807.81 × 4,652,310.28 - Step 4: Simplify right side
18,299,162.43x = 127,700,370,748,207.28 - Step 5: Solve for x
x = 127,700,370,748,207.28/18,299,162.43 - Step 6: Final answer
x = 6,978,481.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.