Finding the Fourth Proportional to 21,723,773, 32,589,855.66 and 8,259,554.12
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Solution
The fourth proportional to 21,723,773, 32,589,855.66 and 8,259,554.12 is: 12,390,926.59
Step by Step Solution
- Step 1: Write the proportion equation
21,723,773 : 32,589,855.66 = 8,259,554.12 : x - Step 2: Convert to fraction form
21,723,773/32,589,855.66 = 8,259,554.12/x - Step 3: Cross multiply
21,723,773x = 32,589,855.66 × 8,259,554.12 - Step 4: Simplify right side
21,723,773x = 269,177,676,586,758.31 - Step 5: Solve for x
x = 269,177,676,586,758.31/21,723,773 - Step 6: Final answer
x = 12,390,926.59
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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.