Finding the Fourth Proportional to 66,530,440.10, 99,810,175.35 and 37,790,344.10
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Solution
The fourth proportional to 66,530,440.10, 99,810,175.35 and 37,790,344.10 is: 56,693,761.01
Step by Step Solution
- Step 1: Write the proportion equation
66,530,440.10 : 99,810,175.35 = 37,790,344.10 : x - Step 2: Convert to fraction form
66,530,440.10/99,810,175.35 = 37,790,344.10/x - Step 3: Cross multiply
66,530,440.10x = 99,810,175.35 × 37,790,344.10 - Step 4: Simplify right side
66,530,440.10x = 3,771,860,871,157,838 - Step 5: Solve for x
x = 3,771,860,871,157,838/66,530,440.10 - Step 6: Final answer
x = 56,693,761.01
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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.