Finding the Fourth Proportional to 48,512,437.26, 72,652,648.60 and 27,979,907.90
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Solution
The fourth proportional to 48,512,437.26, 72,652,648.60 and 27,979,907.90 is: 41,902,953.78
Step by Step Solution
- Step 1: Write the proportion equation
48,512,437.26 : 72,652,648.60 = 27,979,907.90 : x - Step 2: Convert to fraction form
48,512,437.26/72,652,648.60 = 27,979,907.90/x - Step 3: Cross multiply
48,512,437.26x = 72,652,648.60 × 27,979,907.90 - Step 4: Simplify right side
48,512,437.26x = 2,032,814,416,190,775.25 - Step 5: Solve for x
x = 2,032,814,416,190,775.25/48,512,437.26 - Step 6: Final answer
x = 41,902,953.78
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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.