Finding the Fourth Proportional to 17,652,232.60, 26,478,348.90 and 6,288,580.60
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Solution
The fourth proportional to 17,652,232.60, 26,478,348.90 and 6,288,580.60 is: 9,432,870.90
Step by Step Solution
- Step 1: Write the proportion equation
17,652,232.60 : 26,478,348.90 = 6,288,580.60 : x - Step 2: Convert to fraction form
17,652,232.60/26,478,348.90 = 6,288,580.60/x - Step 3: Cross multiply
17,652,232.60x = 26,478,348.90 × 6,288,580.60 - Step 4: Simplify right side
17,652,232.60x = 166,511,231,212,571.31 - Step 5: Solve for x
x = 166,511,231,212,571.31/17,652,232.60 - Step 6: Final answer
x = 9,432,870.90
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1.5x scale
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.