Finding the Fourth Proportional to 18,252,405.65, 27,376,829.18 and 4,789,233.65
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Solution
The fourth proportional to 18,252,405.65, 27,376,829.18 and 4,789,233.65 is: 7,183,383.61
Step by Step Solution
- Step 1: Write the proportion equation
18,252,405.65 : 27,376,829.18 = 4,789,233.65 : x - Step 2: Convert to fraction form
18,252,405.65/27,376,829.18 = 4,789,233.65/x - Step 3: Cross multiply
18,252,405.65x = 27,376,829.18 × 4,789,233.65 - Step 4: Simplify right side
18,252,405.65x = 131,114,031,515,211.75 - Step 5: Solve for x
x = 131,114,031,515,211.75/18,252,405.65 - Step 6: Final answer
x = 7,183,383.61
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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.