Finding the Fourth Proportional to 46,279,601.94, 69,442,150.14 and 18,612,415.02
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Solution
The fourth proportional to 46,279,601.94, 69,442,150.14 and 18,612,415.02 is: 27,927,770.86
Step by Step Solution
- Step 1: Write the proportion equation
46,279,601.94 : 69,442,150.14 = 18,612,415.02 : x - Step 2: Convert to fraction form
46,279,601.94/69,442,150.14 = 18,612,415.02/x - Step 3: Cross multiply
46,279,601.94x = 69,442,150.14 × 18,612,415.02 - Step 4: Simplify right side
46,279,601.94x = 1,292,486,118,286,831 - Step 5: Solve for x
x = 1,292,486,118,286,831/46,279,601.94 - Step 6: Final answer
x = 27,927,770.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.