Finding the Fourth Proportional to 11,512,083.01, 15,888,754.25 and 6,866,166.01
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Solution
The fourth proportional to 11,512,083.01, 15,888,754.25 and 6,866,166.01 is: 9,476,549.49
Step by Step Solution
- Step 1: Write the proportion equation
11,512,083.01 : 15,888,754.25 = 6,866,166.01 : x - Step 2: Convert to fraction form
11,512,083.01/15,888,754.25 = 6,866,166.01/x - Step 3: Cross multiply
11,512,083.01x = 15,888,754.25 × 6,866,166.01 - Step 4: Simplify right side
11,512,083.01x = 109,094,824,372,593.03 - Step 5: Solve for x
x = 109,094,824,372,593.03/11,512,083.01 - Step 6: Final answer
x = 9,476,549.49
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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.