Finding the Fourth Proportional to 13,177,091.92, 18,184,572.53 and 7,592,251.84
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Solution
The fourth proportional to 13,177,091.92, 18,184,572.53 and 7,592,251.84 is: 10,477,414.52
Step by Step Solution
- Step 1: Write the proportion equation
13,177,091.92 : 18,184,572.53 = 7,592,251.84 : x - Step 2: Convert to fraction form
13,177,091.92/18,184,572.53 = 7,592,251.84/x - Step 3: Cross multiply
13,177,091.92x = 18,184,572.53 × 7,592,251.84 - Step 4: Simplify right side
13,177,091.92x = 138,061,854,250,505.97 - Step 5: Solve for x
x = 138,061,854,250,505.97/13,177,091.92 - Step 6: Final answer
x = 10,477,414.52
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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.