Finding the Fourth Proportional to 11,330,029.26, 15,635,442.62 and 6,173,390.82
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Solution
The fourth proportional to 11,330,029.26, 15,635,442.62 and 6,173,390.82 is: 8,519,280.55
Step by Step Solution
- Step 1: Write the proportion equation
11,330,029.26 : 15,635,442.62 = 6,173,390.82 : x - Step 2: Convert to fraction form
11,330,029.26/15,635,442.62 = 6,173,390.82/x - Step 3: Cross multiply
11,330,029.26x = 15,635,442.62 × 6,173,390.82 - Step 4: Simplify right side
11,330,029.26x = 96,523,697,936,944.75 - Step 5: Solve for x
x = 96,523,697,936,944.75/11,330,029.26 - Step 6: Final answer
x = 8,519,280.55
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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.