Finding the Fourth Proportional to 32,112,578.13, 44,315,340.80 and 18,173,680.17
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Solution
The fourth proportional to 32,112,578.13, 44,315,340.80 and 18,173,680.17 is: 25,079,669.00
Step by Step Solution
- Step 1: Write the proportion equation
32,112,578.13 : 44,315,340.80 = 18,173,680.17 : x - Step 2: Convert to fraction form
32,112,578.13/44,315,340.80 = 18,173,680.17/x - Step 3: Cross multiply
32,112,578.13x = 44,315,340.80 × 18,173,680.17 - Step 4: Simplify right side
32,112,578.13x = 805,372,830,323,752 - Step 5: Solve for x
x = 805,372,830,323,752/32,112,578.13 - Step 6: Final answer
x = 25,079,669.00
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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.