Finding the Fourth Proportional to 11,243,223.29, 15,515,653.34 and 6,086,584.85
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Solution
The fourth proportional to 11,243,223.29, 15,515,653.34 and 6,086,584.85 is: 8,399,489.90
Step by Step Solution
- Step 1: Write the proportion equation
11,243,223.29 : 15,515,653.34 = 6,086,584.85 : x - Step 2: Convert to fraction form
11,243,223.29/15,515,653.34 = 6,086,584.85/x - Step 3: Cross multiply
11,243,223.29x = 15,515,653.34 × 6,086,584.85 - Step 4: Simplify right side
11,243,223.29x = 94,437,340,494,734.09 - Step 5: Solve for x
x = 94,437,340,494,734.09/11,243,223.29 - Step 6: Final answer
x = 8,399,489.90
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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.