Finding the Fourth Proportional to 19,405,183.80, 29,103,693.30 and 9,811,543.80
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Solution
The fourth proportional to 19,405,183.80, 29,103,693.30 and 9,811,543.80 is: 14,715,251.58
Step by Step Solution
- Step 1: Write the proportion equation
19,405,183.80 : 29,103,693.30 = 9,811,543.80 : x - Step 2: Convert to fraction form
19,405,183.80/29,103,693.30 = 9,811,543.80/x - Step 3: Cross multiply
19,405,183.80x = 29,103,693.30 × 9,811,543.80 - Step 4: Simplify right side
19,405,183.80x = 285,552,161,554,716.56 - Step 5: Solve for x
x = 285,552,161,554,716.56/19,405,183.80 - Step 6: Final answer
x = 14,715,251.58
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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.