Finding the Fourth Proportional to 7,372,008.01, 10,171,116.58 and 4,273,912.99
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Solution
The fourth proportional to 7,372,008.01, 10,171,116.58 and 4,273,912.99 is: 5,896,692.90
Step by Step Solution
- Step 1: Write the proportion equation
7,372,008.01 : 10,171,116.58 = 4,273,912.99 : x - Step 2: Convert to fraction form
7,372,008.01/10,171,116.58 = 4,273,912.99/x - Step 3: Cross multiply
7,372,008.01x = 10,171,116.58 × 4,273,912.99 - Step 4: Simplify right side
7,372,008.01x = 43,470,467,301,911.28 - Step 5: Solve for x
x = 43,470,467,301,911.28/7,372,008.01 - Step 6: Final answer
x = 5,896,692.90
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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.