Finding the Fourth Proportional to 32,256,734.70, 48,385,102.05 and 31,161,873.90
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Solution
The fourth proportional to 32,256,734.70, 48,385,102.05 and 31,161,873.90 is: 46,742,810.85
Step by Step Solution
- Step 1: Write the proportion equation
32,256,734.70 : 48,385,102.05 = 31,161,873.90 : x - Step 2: Convert to fraction form
32,256,734.70/48,385,102.05 = 31,161,873.90/x - Step 3: Cross multiply
32,256,734.70x = 48,385,102.05 × 31,161,873.90 - Step 4: Simplify right side
32,256,734.70x = 1,507,770,448,720,731.25 - Step 5: Solve for x
x = 1,507,770,448,720,731.25/32,256,734.70 - Step 6: Final answer
x = 46,742,810.85
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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.