Finding the Fourth Proportional to 16,335,218.70, 24,502,828.05 and 15,591,201.30
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Solution
The fourth proportional to 16,335,218.70, 24,502,828.05 and 15,591,201.30 is: 23,386,801.95
Step by Step Solution
- Step 1: Write the proportion equation
16,335,218.70 : 24,502,828.05 = 15,591,201.30 : x - Step 2: Convert to fraction form
16,335,218.70/24,502,828.05 = 15,591,201.30/x - Step 3: Cross multiply
16,335,218.70x = 24,502,828.05 × 15,591,201.30 - Step 4: Simplify right side
16,335,218.70x = 382,028,524,546,836.50 - Step 5: Solve for x
x = 382,028,524,546,836.50/16,335,218.70 - Step 6: Final answer
x = 23,386,801.95
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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.