Finding the Fourth Proportional to 83,457,091.46, 125,097,283.56 and 28,072,201.84
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Solution
The fourth proportional to 83,457,091.46, 125,097,283.56 and 28,072,201.84 is: 42,078,583.53
Step by Step Solution
- Step 1: Write the proportion equation
83,457,091.46 : 125,097,283.56 = 28,072,201.84 : x - Step 2: Convert to fraction form
83,457,091.46/125,097,283.56 = 28,072,201.84/x - Step 3: Cross multiply
83,457,091.46x = 125,097,283.56 × 28,072,201.84 - Step 4: Simplify right side
83,457,091.46x = 3,511,756,194,070,187 - Step 5: Solve for x
x = 3,511,756,194,070,187/83,457,091.46 - Step 6: Final answer
x = 42,078,583.53
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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.