Finding the Fourth Proportional to 10,971,750.20, 16,458,707.87 and 3,782,337.62
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Solution
The fourth proportional to 10,971,750.20, 16,458,707.87 and 3,782,337.62 is: 5,673,879.63
Step by Step Solution
- Step 1: Write the proportion equation
10,971,750.20 : 16,458,707.87 = 3,782,337.62 : x - Step 2: Convert to fraction form
10,971,750.20/16,458,707.87 = 3,782,337.62/x - Step 3: Cross multiply
10,971,750.20x = 16,458,707.87 × 3,782,337.62 - Step 4: Simplify right side
10,971,750.20x = 62,252,389,934,379.38 - Step 5: Solve for x
x = 62,252,389,934,379.38/10,971,750.20 - Step 6: Final answer
x = 5,673,879.63
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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.