Finding the Fourth Proportional to 56,370,279.12, 84,524,647.68 and 16,972,786.32
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Solution
The fourth proportional to 56,370,279.12, 84,524,647.68 and 16,972,786.32 is: 25,449,914.50
Step by Step Solution
- Step 1: Write the proportion equation
56,370,279.12 : 84,524,647.68 = 16,972,786.32 : x - Step 2: Convert to fraction form
56,370,279.12/84,524,647.68 = 16,972,786.32/x - Step 3: Cross multiply
56,370,279.12x = 84,524,647.68 × 16,972,786.32 - Step 4: Simplify right side
56,370,279.12x = 1,434,618,783,845,924 - Step 5: Solve for x
x = 1,434,618,783,845,924/56,370,279.12 - Step 6: Final answer
x = 25,449,914.50
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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.