Finding the Fourth Proportional to 16,323,712.40, 24,486,490.20 and 4,964,531.60
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Solution
The fourth proportional to 16,323,712.40, 24,486,490.20 and 4,964,531.60 is: 7,447,077.69
Step by Step Solution
- Step 1: Write the proportion equation
16,323,712.40 : 24,486,490.20 = 4,964,531.60 : x - Step 2: Convert to fraction form
16,323,712.40/24,486,490.20 = 4,964,531.60/x - Step 3: Cross multiply
16,323,712.40x = 24,486,490.20 × 4,964,531.60 - Step 4: Simplify right side
16,323,712.40x = 121,563,954,370,990.31 - Step 5: Solve for x
x = 121,563,954,370,990.31/16,323,712.40 - Step 6: Final answer
x = 7,447,077.69
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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.