Finding the Fourth Proportional to 10,468,769.99, 14,442,939.72 and 6,493,202.27
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Solution
The fourth proportional to 10,468,769.99, 14,442,939.72 and 6,493,202.27 is: 8,958,161.18
Step by Step Solution
- Step 1: Write the proportion equation
10,468,769.99 : 14,442,939.72 = 6,493,202.27 : x - Step 2: Convert to fraction form
10,468,769.99/14,442,939.72 = 6,493,202.27/x - Step 3: Cross multiply
10,468,769.99x = 14,442,939.72 × 6,493,202.27 - Step 4: Simplify right side
10,468,769.99x = 93,780,928,903,162.47 - Step 5: Solve for x
x = 93,780,928,903,162.47/10,468,769.99 - Step 6: Final answer
x = 8,958,161.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.