Finding the Fourth Proportional to 68,200,031.21, 94,116,080.75 and 36,838,080
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Solution
The fourth proportional to 68,200,031.21, 94,116,080.75 and 36,838,080 is: 50,836,570.75
Step by Step Solution
- Step 1: Write the proportion equation
68,200,031.21 : 94,116,080.75 = 36,838,080 : x - Step 2: Convert to fraction form
68,200,031.21/94,116,080.75 = 36,838,080/x - Step 3: Cross multiply
68,200,031.21x = 94,116,080.75 × 36,838,080 - Step 4: Simplify right side
68,200,031.21x = 3,467,055,711,770,770 - Step 5: Solve for x
x = 3,467,055,711,770,770/68,200,031.21 - Step 6: Final answer
x = 50,836,570.75
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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.