Finding the Fourth Proportional to 7,372,172.28, 11,059,193.46 and 2,883,865.08
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Solution
The fourth proportional to 7,372,172.28, 11,059,193.46 and 2,883,865.08 is: 4,326,163.39
Step by Step Solution
- Step 1: Write the proportion equation
7,372,172.28 : 11,059,193.46 = 2,883,865.08 : x - Step 2: Convert to fraction form
7,372,172.28/11,059,193.46 = 2,883,865.08/x - Step 3: Cross multiply
7,372,172.28x = 11,059,193.46 × 2,883,865.08 - Step 4: Simplify right side
7,372,172.28x = 31,893,221,832,258.38 - Step 5: Solve for x
x = 31,893,221,832,258.38/7,372,172.28 - Step 6: Final answer
x = 4,326,163.39
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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.