Finding the Fourth Proportional to 73,662,912.30, 110,494,368.45 and 57,400,817.70
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Solution
The fourth proportional to 73,662,912.30, 110,494,368.45 and 57,400,817.70 is: 86,101,226.55
Step by Step Solution
- Step 1: Write the proportion equation
73,662,912.30 : 110,494,368.45 = 57,400,817.70 : x - Step 2: Convert to fraction form
73,662,912.30/110,494,368.45 = 57,400,817.70/x - Step 3: Cross multiply
73,662,912.30x = 110,494,368.45 × 57,400,817.70 - Step 4: Simplify right side
73,662,912.30x = 6,342,467,100,275,082 - Step 5: Solve for x
x = 6,342,467,100,275,082/73,662,912.30 - Step 6: Final answer
x = 86,101,226.55
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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.