Finding the Fourth Proportional to 50,331,542.76, 75,473,460.69 and 17,530,672.09
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Solution
The fourth proportional to 50,331,542.76, 75,473,460.69 and 17,530,672.09 is: 26,287,699.89
Step by Step Solution
- Step 1: Write the proportion equation
50,331,542.76 : 75,473,460.69 = 17,530,672.09 : x - Step 2: Convert to fraction form
50,331,542.76/75,473,460.69 = 17,530,672.09/x - Step 3: Cross multiply
50,331,542.76x = 75,473,460.69 × 17,530,672.09 - Step 4: Simplify right side
50,331,542.76x = 1,323,100,490,853,895 - Step 5: Solve for x
x = 1,323,100,490,853,895/50,331,542.76 - Step 6: Final answer
x = 26,287,699.89
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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.