Finding the Fourth Proportional to 5,514,310.30, 8,271,465.45 and 2,817,739.30
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Solution
The fourth proportional to 5,514,310.30, 8,271,465.45 and 2,817,739.30 is: 4,226,608.95
Step by Step Solution
- Step 1: Write the proportion equation
5,514,310.30 : 8,271,465.45 = 2,817,739.30 : x - Step 2: Convert to fraction form
5,514,310.30/8,271,465.45 = 2,817,739.30/x - Step 3: Cross multiply
5,514,310.30x = 8,271,465.45 × 2,817,739.30 - Step 4: Simplify right side
5,514,310.30x = 23,306,833,267,057.18 - Step 5: Solve for x
x = 23,306,833,267,057.18/5,514,310.30 - Step 6: Final answer
x = 4,226,608.95
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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.