Finding the Fourth Proportional to 6,046,668.18, 8,344,402.20 and 3,330,414.18
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Solution
The fourth proportional to 6,046,668.18, 8,344,402.20 and 3,330,414.18 is: 4,595,971.63
Step by Step Solution
- Step 1: Write the proportion equation
6,046,668.18 : 8,344,402.20 = 3,330,414.18 : x - Step 2: Convert to fraction form
6,046,668.18/8,344,402.20 = 3,330,414.18/x - Step 3: Cross multiply
6,046,668.18x = 8,344,402.20 × 3,330,414.18 - Step 4: Simplify right side
6,046,668.18x = 27,790,315,410,503.20 - Step 5: Solve for x
x = 27,790,315,410,503.20/6,046,668.18 - Step 6: Final answer
x = 4,595,971.63
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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.