Finding the Fourth Proportional to 49,379,909.49, 68,167,904.81 and 32,887,480.05
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Solution
The fourth proportional to 49,379,909.49, 68,167,904.81 and 32,887,480.05 is: 45,400,460.08
Step by Step Solution
- Step 1: Write the proportion equation
49,379,909.49 : 68,167,904.81 = 32,887,480.05 : x - Step 2: Convert to fraction form
49,379,909.49/68,167,904.81 = 32,887,480.05/x - Step 3: Cross multiply
49,379,909.49x = 68,167,904.81 × 32,887,480.05 - Step 4: Simplify right side
49,379,909.49x = 2,241,870,609,489,174.25 - Step 5: Solve for x
x = 2,241,870,609,489,174.25/49,379,909.49 - Step 6: Final answer
x = 45,400,460.08
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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.