Finding the Fourth Proportional to 61,212,849.36, 91,832,046.12 and 32,451,174.96
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Solution
The fourth proportional to 61,212,849.36, 91,832,046.12 and 32,451,174.96 is: 48,683,533.39
Step by Step Solution
- Step 1: Write the proportion equation
61,212,849.36 : 91,832,046.12 = 32,451,174.96 : x - Step 2: Convert to fraction form
61,212,849.36/91,832,046.12 = 32,451,174.96/x - Step 3: Cross multiply
61,212,849.36x = 91,832,046.12 × 32,451,174.96 - Step 4: Simplify right side
61,212,849.36x = 2,980,057,795,574,909.50 - Step 5: Solve for x
x = 2,980,057,795,574,909.50/61,212,849.36 - Step 6: Final answer
x = 48,683,533.39
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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.