Finding the Fourth Proportional to 32,470,107.32, 44,796,275.78 and 18,532,236.02
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Solution
The fourth proportional to 32,470,107.32, 44,796,275.78 and 18,532,236.02 is: 25,567,367.16
Step by Step Solution
- Step 1: Write the proportion equation
32,470,107.32 : 44,796,275.78 = 18,532,236.02 : x - Step 2: Convert to fraction form
32,470,107.32/44,796,275.78 = 18,532,236.02/x - Step 3: Cross multiply
32,470,107.32x = 44,796,275.78 × 18,532,236.02 - Step 4: Simplify right side
32,470,107.32x = 830,175,155,571,969.62 - Step 5: Solve for x
x = 830,175,155,571,969.62/32,470,107.32 - Step 6: Final answer
x = 25,567,367.16
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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.