Finding the Fourth Proportional to 11,758,190.40, 17,637,462.90 and 4,082,078.99
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Solution
The fourth proportional to 11,758,190.40, 17,637,462.90 and 4,082,078.99 is: 6,123,180.04
Step by Step Solution
- Step 1: Write the proportion equation
11,758,190.40 : 17,637,462.90 = 4,082,078.99 : x - Step 2: Convert to fraction form
11,758,190.40/17,637,462.90 = 4,082,078.99/x - Step 3: Cross multiply
11,758,190.40x = 17,637,462.90 × 4,082,078.99 - Step 4: Simplify right side
11,758,190.40x = 71,997,516,785,088.12 - Step 5: Solve for x
x = 71,997,516,785,088.12/11,758,190.40 - Step 6: Final answer
x = 6,123,180.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.