Finding the Fourth Proportional to 16,313,585.68, 22,512,299.25 and 8,971,418.80
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Solution
The fourth proportional to 16,313,585.68, 22,512,299.25 and 8,971,418.80 is: 12,380,311.03
Step by Step Solution
- Step 1: Write the proportion equation
16,313,585.68 : 22,512,299.25 = 8,971,418.80 : x - Step 2: Convert to fraction form
16,313,585.68/22,512,299.25 = 8,971,418.80/x - Step 3: Cross multiply
16,313,585.68x = 22,512,299.25 × 8,971,418.80 - Step 4: Simplify right side
16,313,585.68x = 201,967,264,722,675.91 - Step 5: Solve for x
x = 201,967,264,722,675.91/16,313,585.68 - Step 6: Final answer
x = 12,380,311.03
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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.