Finding the Fourth Proportional to 5,555,020.42, 8,324,964.96 and 3,127,331.62
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Solution
The fourth proportional to 5,555,020.42, 8,324,964.96 and 3,127,331.62 is: 4,686,738.16
Step by Step Solution
- Step 1: Write the proportion equation
5,555,020.42 : 8,324,964.96 = 3,127,331.62 : x - Step 2: Convert to fraction form
5,555,020.42/8,324,964.96 = 3,127,331.62/x - Step 3: Cross multiply
5,555,020.42x = 8,324,964.96 × 3,127,331.62 - Step 4: Simplify right side
5,555,020.42x = 26,034,926,154,800.04 - Step 5: Solve for x
x = 26,034,926,154,800.04/5,555,020.42 - Step 6: Final answer
x = 4,686,738.16
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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.