Finding the Fourth Proportional to 16,235,633.40, 24,350,405.32 and 8,146,437.04
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Solution
The fourth proportional to 16,235,633.40, 24,350,405.32 and 8,146,437.04 is: 12,218,127.80
Step by Step Solution
- Step 1: Write the proportion equation
16,235,633.40 : 24,350,405.32 = 8,146,437.04 : x - Step 2: Convert to fraction form
16,235,633.40/24,350,405.32 = 8,146,437.04/x - Step 3: Cross multiply
16,235,633.40x = 24,350,405.32 × 8,146,437.04 - Step 4: Simplify right side
16,235,633.40x = 198,369,043,837,861.06 - Step 5: Solve for x
x = 198,369,043,837,861.06/16,235,633.40 - Step 6: Final answer
x = 12,218,127.80
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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.