Finding the Fourth Proportional to 32,599,005.36, 44,986,894.20 and 20,382,943.92
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Solution
The fourth proportional to 32,599,005.36, 44,986,894.20 and 20,382,943.92 is: 28,128,629.43
Step by Step Solution
- Step 1: Write the proportion equation
32,599,005.36 : 44,986,894.20 = 20,382,943.92 : x - Step 2: Convert to fraction form
32,599,005.36/44,986,894.20 = 20,382,943.92/x - Step 3: Cross multiply
32,599,005.36x = 44,986,894.20 × 20,382,943.92 - Step 4: Simplify right side
32,599,005.36x = 916,965,341,613,573.38 - Step 5: Solve for x
x = 916,965,341,613,573.38/32,599,005.36 - Step 6: Final answer
x = 28,128,629.43
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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.