Finding the Fourth Proportional to 75,694,695.14, 104,458,721.34 and 40,887,385.88
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Solution
The fourth proportional to 75,694,695.14, 104,458,721.34 and 40,887,385.88 is: 56,424,615.22
Step by Step Solution
- Step 1: Write the proportion equation
75,694,695.14 : 104,458,721.34 = 40,887,385.88 : x - Step 2: Convert to fraction form
75,694,695.14/104,458,721.34 = 40,887,385.88/x - Step 3: Cross multiply
75,694,695.14x = 104,458,721.34 × 40,887,385.88 - Step 4: Simplify right side
75,694,695.14x = 4,271,044,047,591,005 - Step 5: Solve for x
x = 4,271,044,047,591,005/75,694,695.14 - Step 6: Final answer
x = 56,424,615.22
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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.