Finding the Fourth Proportional to 10,784,516.91, 16,177,107.51 and 4,716,124.98
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Solution
The fourth proportional to 10,784,516.91, 16,177,107.51 and 4,716,124.98 is: 7,074,332.72
Step by Step Solution
- Step 1: Write the proportion equation
10,784,516.91 : 16,177,107.51 = 4,716,124.98 : x - Step 2: Convert to fraction form
10,784,516.91/16,177,107.51 = 4,716,124.98/x - Step 3: Cross multiply
10,784,516.91x = 16,177,107.51 × 4,716,124.98 - Step 4: Simplify right side
10,784,516.91x = 76,293,260,832,056.61 - Step 5: Solve for x
x = 76,293,260,832,056.61/10,784,516.91 - Step 6: Final answer
x = 7,074,332.72
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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.