Finding the Fourth Proportional to 8,403,453.87, 11,597,260.67 and 5,140,893.95
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Solution
The fourth proportional to 8,403,453.87, 11,597,260.67 and 5,140,893.95 is: 7,094,736.06
Step by Step Solution
- Step 1: Write the proportion equation
8,403,453.87 : 11,597,260.67 = 5,140,893.95 : x - Step 2: Convert to fraction form
8,403,453.87/11,597,260.67 = 5,140,893.95/x - Step 3: Cross multiply
8,403,453.87x = 11,597,260.67 × 5,140,893.95 - Step 4: Simplify right side
8,403,453.87x = 59,620,287,194,053.26 - Step 5: Solve for x
x = 59,620,287,194,053.26/8,403,453.87 - Step 6: Final answer
x = 7,094,736.06
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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.