Finding the Fourth Proportional to 7,975,828.26, 11,006,586.72 and 4,354,156.26
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Solution
The fourth proportional to 7,975,828.26, 11,006,586.72 and 4,354,156.26 is: 6,008,704.92
Step by Step Solution
- Step 1: Write the proportion equation
7,975,828.26 : 11,006,586.72 = 4,354,156.26 : x - Step 2: Convert to fraction form
7,975,828.26/11,006,586.72 = 4,354,156.26/x - Step 3: Cross multiply
7,975,828.26x = 11,006,586.72 × 4,354,156.26 - Step 4: Simplify right side
7,975,828.26x = 47,924,398,468,120.87 - Step 5: Solve for x
x = 47,924,398,468,120.87/7,975,828.26 - Step 6: Final answer
x = 6,008,704.92
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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.