Finding the Fourth Proportional to 32,256,711.70, 48,385,067.55 and 28,972,129.30
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Solution
The fourth proportional to 32,256,711.70, 48,385,067.55 and 28,972,129.30 is: 43,458,193.95
Step by Step Solution
- Step 1: Write the proportion equation
32,256,711.70 : 48,385,067.55 = 28,972,129.30 : x - Step 2: Convert to fraction form
32,256,711.70/48,385,067.55 = 28,972,129.30/x - Step 3: Cross multiply
32,256,711.70x = 48,385,067.55 × 28,972,129.30 - Step 4: Simplify right side
32,256,711.70x = 1,401,818,433,247,834.25 - Step 5: Solve for x
x = 1,401,818,433,247,834.25/32,256,711.70 - Step 6: Final answer
x = 43,458,193.95
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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.