Finding the Fourth Proportional to 16,524,287.20, 24,786,430.80 and 15,248,828.80
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Solution
The fourth proportional to 16,524,287.20, 24,786,430.80 and 15,248,828.80 is: 22,873,243.20
Step by Step Solution
- Step 1: Write the proportion equation
16,524,287.20 : 24,786,430.80 = 15,248,828.80 : x - Step 2: Convert to fraction form
16,524,287.20/24,786,430.80 = 15,248,828.80/x - Step 3: Cross multiply
16,524,287.20x = 24,786,430.80 × 15,248,828.80 - Step 4: Simplify right side
16,524,287.20x = 377,964,039,832,247.06 - Step 5: Solve for x
x = 377,964,039,832,247.06/16,524,287.20 - Step 6: Final answer
x = 22,873,243.20
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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.