Finding the Fourth Proportional to 66,337,109.62, 91,541,189.67 and 36,566,455.66
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Solution
The fourth proportional to 66,337,109.62, 91,541,189.67 and 36,566,455.66 is: 50,459,492.01
Step by Step Solution
- Step 1: Write the proportion equation
66,337,109.62 : 91,541,189.67 = 36,566,455.66 : x - Step 2: Convert to fraction form
66,337,109.62/91,541,189.67 = 36,566,455.66/x - Step 3: Cross multiply
66,337,109.62x = 91,541,189.67 × 36,566,455.66 - Step 4: Simplify right side
66,337,109.62x = 3,347,336,853,131,705 - Step 5: Solve for x
x = 3,347,336,853,131,705/66,337,109.62 - Step 6: Final answer
x = 50,459,492.01
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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.