Finding the Fourth Proportional to 18,021,146.20, 27,029,464.92 and 5,889,594.76
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Solution
The fourth proportional to 18,021,146.20, 27,029,464.92 and 5,889,594.76 is: 8,833,655.37
Step by Step Solution
- Step 1: Write the proportion equation
18,021,146.20 : 27,029,464.92 = 5,889,594.76 : x - Step 2: Convert to fraction form
18,021,146.20/27,029,464.92 = 5,889,594.76/x - Step 3: Cross multiply
18,021,146.20x = 27,029,464.92 × 5,889,594.76 - Step 4: Simplify right side
18,021,146.20x = 159,192,594,958,435.81 - Step 5: Solve for x
x = 159,192,594,958,435.81/18,021,146.20 - Step 6: Final answer
x = 8,833,655.37
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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.