Finding the Fourth Proportional to 36,250,637.40, 50,030,139.39 and 20,358,333.99
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Solution
The fourth proportional to 36,250,637.40, 50,030,139.39 and 20,358,333.99 is: 28,096,893.19
Step by Step Solution
- Step 1: Write the proportion equation
36,250,637.40 : 50,030,139.39 = 20,358,333.99 : x - Step 2: Convert to fraction form
36,250,637.40/50,030,139.39 = 20,358,333.99/x - Step 3: Cross multiply
36,250,637.40x = 50,030,139.39 × 20,358,333.99 - Step 4: Simplify right side
36,250,637.40x = 1,018,530,287,267,874.75 - Step 5: Solve for x
x = 1,018,530,287,267,874.75/36,250,637.40 - Step 6: Final answer
x = 28,096,893.19
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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.