Finding the Fourth Proportional to 7,458,755.64, 11,194,112.18 and 3,865,549.87
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Solution
The fourth proportional to 7,458,755.64, 11,194,112.18 and 3,865,549.87 is: 5,801,423.32
Step by Step Solution
- Step 1: Write the proportion equation
7,458,755.64 : 11,194,112.18 = 3,865,549.87 : x - Step 2: Convert to fraction form
7,458,755.64/11,194,112.18 = 3,865,549.87/x - Step 3: Cross multiply
7,458,755.64x = 11,194,112.18 × 3,865,549.87 - Step 4: Simplify right side
7,458,755.64x = 43,271,398,882,164.41 - Step 5: Solve for x
x = 43,271,398,882,164.41/7,458,755.64 - Step 6: Final answer
x = 5,801,423.32
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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.