Finding the Fourth Proportional to 10,230,958.26, 14,118,840.45 and 5,647,284.18
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Solution
The fourth proportional to 10,230,958.26, 14,118,840.45 and 5,647,284.18 is: 7,793,317.33
Step by Step Solution
- Step 1: Write the proportion equation
10,230,958.26 : 14,118,840.45 = 5,647,284.18 : x - Step 2: Convert to fraction form
10,230,958.26/14,118,840.45 = 5,647,284.18/x - Step 3: Cross multiply
10,230,958.26x = 14,118,840.45 × 5,647,284.18 - Step 4: Simplify right side
10,230,958.26x = 79,733,104,313,229.08 - Step 5: Solve for x
x = 79,733,104,313,229.08/10,230,958.26 - Step 6: Final answer
x = 7,793,317.33
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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.