Finding the Fourth Proportional to 84,602,884.62, 126,904,764.88 and 38,512,520.82
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Solution
The fourth proportional to 84,602,884.62, 126,904,764.88 and 38,512,520.82 is: 57,768,980.59
Step by Step Solution
- Step 1: Write the proportion equation
84,602,884.62 : 126,904,764.88 = 38,512,520.82 : x - Step 2: Convert to fraction form
84,602,884.62/126,904,764.88 = 38,512,520.82/x - Step 3: Cross multiply
84,602,884.62x = 126,904,764.88 × 38,512,520.82 - Step 4: Simplify right side
84,602,884.62x = 4,887,422,399,598,205 - Step 5: Solve for x
x = 4,887,422,399,598,205/84,602,884.62 - Step 6: Final answer
x = 57,768,980.59
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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.