Finding the Fourth Proportional to 50,276,742.31, 75,414,631.58 and 29,791,716.09
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Solution
The fourth proportional to 50,276,742.31, 75,414,631.58 and 29,791,716.09 is: 44,687,288.59
Step by Step Solution
- Step 1: Write the proportion equation
50,276,742.31 : 75,414,631.58 = 29,791,716.09 : x - Step 2: Convert to fraction form
50,276,742.31/75,414,631.58 = 29,791,716.09/x - Step 3: Cross multiply
50,276,742.31x = 75,414,631.58 × 29,791,716.09 - Step 4: Simplify right side
50,276,742.31x = 2,246,731,292,760,714.25 - Step 5: Solve for x
x = 2,246,731,292,760,714.25/50,276,742.31 - Step 6: Final answer
x = 44,687,288.59
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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.