Finding the Fourth Proportional to 12,092,795.97, 18,146,997.79 and 4,415,798.04
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Solution
The fourth proportional to 12,092,795.97, 18,146,997.79 and 4,415,798.04 is: 6,626,546.70
Step by Step Solution
- Step 1: Write the proportion equation
12,092,795.97 : 18,146,997.79 = 4,415,798.04 : x - Step 2: Convert to fraction form
12,092,795.97/18,146,997.79 = 4,415,798.04/x - Step 3: Cross multiply
12,092,795.97x = 18,146,997.79 × 4,415,798.04 - Step 4: Simplify right side
12,092,795.97x = 80,133,477,250,887.34 - Step 5: Solve for x
x = 80,133,477,250,887.34/12,092,795.97 - Step 6: Final answer
x = 6,626,546.70
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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.