Finding the Fourth Proportional to 11,473,997.01, 17,212,865.09 and 3,387,790.05
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Solution
The fourth proportional to 11,473,997.01, 17,212,865.09 and 3,387,790.05 is: 5,082,237.08
Step by Step Solution
- Step 1: Write the proportion equation
11,473,997.01 : 17,212,865.09 = 3,387,790.05 : x - Step 2: Convert to fraction form
11,473,997.01/17,212,865.09 = 3,387,790.05/x - Step 3: Cross multiply
11,473,997.01x = 17,212,865.09 × 3,387,790.05 - Step 4: Simplify right side
11,473,997.01x = 58,313,573,066,955.41 - Step 5: Solve for x
x = 58,313,573,066,955.41/11,473,997.01 - Step 6: Final answer
x = 5,082,237.08
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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.