Finding the Fourth Proportional to 8,264,128.48, 12,396,414.54 and 2,584,352.80
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Solution
The fourth proportional to 8,264,128.48, 12,396,414.54 and 2,584,352.80 is: 3,876,598.57
Step by Step Solution
- Step 1: Write the proportion equation
8,264,128.48 : 12,396,414.54 = 2,584,352.80 : x - Step 2: Convert to fraction form
8,264,128.48/12,396,414.54 = 2,584,352.80/x - Step 3: Cross multiply
8,264,128.48x = 12,396,414.54 × 2,584,352.80 - Step 4: Simplify right side
8,264,128.48x = 32,036,708,626,409.71 - Step 5: Solve for x
x = 32,036,708,626,409.71/8,264,128.48 - Step 6: Final answer
x = 3,876,598.57
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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.