Finding the Fourth Proportional to 16,119,917.80, 24,174,231.90 and 4,757,357.80
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Solution
The fourth proportional to 16,119,917.80, 24,174,231.90 and 4,757,357.80 is: 7,134,370.79
Step by Step Solution
- Step 1: Write the proportion equation
16,119,917.80 : 24,174,231.90 = 4,757,357.80 : x - Step 2: Convert to fraction form
16,119,917.80/24,174,231.90 = 4,757,357.80/x - Step 3: Cross multiply
16,119,917.80x = 24,174,231.90 × 4,757,357.80 - Step 4: Simplify right side
16,119,917.80x = 115,005,470,688,473.81 - Step 5: Solve for x
x = 115,005,470,688,473.81/16,119,917.80 - Step 6: Final answer
x = 7,134,370.79
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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.