Finding the Fourth Proportional to 10,616,619.15, 14,650,795.11 and 5,970,402.75
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Solution
The fourth proportional to 10,616,619.15, 14,650,795.11 and 5,970,402.75 is: 8,239,077.46
Step by Step Solution
- Step 1: Write the proportion equation
10,616,619.15 : 14,650,795.11 = 5,970,402.75 : x - Step 2: Convert to fraction form
10,616,619.15/14,650,795.11 = 5,970,402.75/x - Step 3: Cross multiply
10,616,619.15x = 14,650,795.11 × 5,970,402.75 - Step 4: Simplify right side
10,616,619.15x = 87,471,147,491,760.05 - Step 5: Solve for x
x = 87,471,147,491,760.05/10,616,619.15 - Step 6: Final answer
x = 8,239,077.46
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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.