Finding the Fourth Proportional to 5,979,902.10, 8,969,853.15 and 5,944,472.70
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Solution
The fourth proportional to 5,979,902.10, 8,969,853.15 and 5,944,472.70 is: 8,916,709.05
Step by Step Solution
- Step 1: Write the proportion equation
5,979,902.10 : 8,969,853.15 = 5,944,472.70 : x - Step 2: Convert to fraction form
5,979,902.10/8,969,853.15 = 5,944,472.70/x - Step 3: Cross multiply
5,979,902.10x = 8,969,853.15 × 5,944,472.70 - Step 4: Simplify right side
5,979,902.10x = 53,321,047,173,184.01 - Step 5: Solve for x
x = 53,321,047,173,184.01/5,979,902.10 - Step 6: Final answer
x = 8,916,709.05
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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.