Finding the Fourth Proportional to 20,327,821.23, 30,491,731.08 and 5,950,889.02
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Solution
The fourth proportional to 20,327,821.23, 30,491,731.08 and 5,950,889.02 is: 8,926,333.31
Step by Step Solution
- Step 1: Write the proportion equation
20,327,821.23 : 30,491,731.08 = 5,950,889.02 : x - Step 2: Convert to fraction form
20,327,821.23/30,491,731.08 = 5,950,889.02/x - Step 3: Cross multiply
20,327,821.23x = 30,491,731.08 × 5,950,889.02 - Step 4: Simplify right side
20,327,821.23x = 181,452,907,729,691.16 - Step 5: Solve for x
x = 181,452,907,729,691.16/20,327,821.23 - Step 6: Final answer
x = 8,926,333.31
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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.