Finding the Fourth Proportional to 68,373,836.24, 94,355,850.72 and 37,433,997.36
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Solution
The fourth proportional to 68,373,836.24, 94,355,850.72 and 37,433,997.36 is: 51,658,892.66
Step by Step Solution
- Step 1: Write the proportion equation
68,373,836.24 : 94,355,850.72 = 37,433,997.36 : x - Step 2: Convert to fraction form
68,373,836.24/94,355,850.72 = 37,433,997.36/x - Step 3: Cross multiply
68,373,836.24x = 94,355,850.72 × 37,433,997.36 - Step 4: Simplify right side
68,373,836.24x = 3,532,116,666,753,034 - Step 5: Solve for x
x = 3,532,116,666,753,034/68,373,836.24 - Step 6: Final answer
x = 51,658,892.66
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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.