Finding the Fourth Proportional to 33,062,618.16, 45,626,958.74 and 18,178,571.08
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Solution
The fourth proportional to 33,062,618.16, 45,626,958.74 and 18,178,571.08 is: 25,086,728.12
Step by Step Solution
- Step 1: Write the proportion equation
33,062,618.16 : 45,626,958.74 = 18,178,571.08 : x - Step 2: Convert to fraction form
33,062,618.16/45,626,958.74 = 18,178,571.08/x - Step 3: Cross multiply
33,062,618.16x = 45,626,958.74 × 18,178,571.08 - Step 4: Simplify right side
33,062,618.16x = 829,432,912,619,317.25 - Step 5: Solve for x
x = 829,432,912,619,317.25/33,062,618.16 - Step 6: Final answer
x = 25,086,728.12
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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.