Finding the Fourth Proportional to 75,887,964.96, 113,814,910.56 and 34,908,046.44
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Solution
The fourth proportional to 75,887,964.96, 113,814,910.56 and 34,908,046.44 is: 52,354,232.79
Step by Step Solution
- Step 1: Write the proportion equation
75,887,964.96 : 113,814,910.56 = 34,908,046.44 : x - Step 2: Convert to fraction form
75,887,964.96/113,814,910.56 = 34,908,046.44/x - Step 3: Cross multiply
75,887,964.96x = 113,814,910.56 × 34,908,046.44 - Step 4: Simplify right side
75,887,964.96x = 3,973,056,183,392,926 - Step 5: Solve for x
x = 3,973,056,183,392,926/75,887,964.96 - Step 6: Final answer
x = 52,354,232.79
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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.