Finding the Fourth Proportional to 14,919,271.92, 20,588,564.88 and 8,392,906.08
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Solution
The fourth proportional to 14,919,271.92, 20,588,564.88 and 8,392,906.08 is: 11,582,193.31
Step by Step Solution
- Step 1: Write the proportion equation
14,919,271.92 : 20,588,564.88 = 8,392,906.08 : x - Step 2: Convert to fraction form
14,919,271.92/20,588,564.88 = 8,392,906.08/x - Step 3: Cross multiply
14,919,271.92x = 20,588,564.88 × 8,392,906.08 - Step 4: Simplify right side
14,919,271.92x = 172,797,891,359,826.47 - Step 5: Solve for x
x = 172,797,891,359,826.47/14,919,271.92 - Step 6: Final answer
x = 11,582,193.31
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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.