Finding the Fourth Proportional to 11,330,029.51, 15,635,442.96 and 6,173,391.11
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Solution
The fourth proportional to 11,330,029.51, 15,635,442.96 and 6,173,391.11 is: 8,519,280.95
Step by Step Solution
- Step 1: Write the proportion equation
11,330,029.51 : 15,635,442.96 = 6,173,391.11 : x - Step 2: Convert to fraction form
11,330,029.51/15,635,442.96 = 6,173,391.11/x - Step 3: Cross multiply
11,330,029.51x = 15,635,442.96 × 6,173,391.11 - Step 4: Simplify right side
11,330,029.51x = 96,523,704,491,998.89 - Step 5: Solve for x
x = 96,523,704,491,998.89/11,330,029.51 - Step 6: Final answer
x = 8,519,280.95
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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.