Finding the Fourth Proportional to 11,332,317.29, 16,992,242.91 and 7,742,138.09
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Solution
The fourth proportional to 11,332,317.29, 16,992,242.91 and 7,742,138.09 is: 11,608,948.79
Step by Step Solution
- Step 1: Write the proportion equation
11,332,317.29 : 16,992,242.91 = 7,742,138.09 : x - Step 2: Convert to fraction form
11,332,317.29/16,992,242.91 = 7,742,138.09/x - Step 3: Cross multiply
11,332,317.29x = 16,992,242.91 × 7,742,138.09 - Step 4: Simplify right side
11,332,317.29x = 131,556,290,983,082.23 - Step 5: Solve for x
x = 131,556,290,983,082.23/11,332,317.29 - Step 6: Final answer
x = 11,608,948.79
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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.