Finding the Fourth Proportional to 15,991,824.24, 23,987,337.84 and 7,481,682.36
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Solution
The fourth proportional to 15,991,824.24, 23,987,337.84 and 7,481,682.36 is: 11,222,337.09
Step by Step Solution
- Step 1: Write the proportion equation
15,991,824.24 : 23,987,337.84 = 7,481,682.36 : x - Step 2: Convert to fraction form
15,991,824.24/23,987,337.84 = 7,481,682.36/x - Step 3: Cross multiply
15,991,824.24x = 23,987,337.84 × 7,481,682.36 - Step 4: Simplify right side
15,991,824.24x = 179,465,642,380,888.50 - Step 5: Solve for x
x = 179,465,642,380,888.50/15,991,824.24 - Step 6: Final answer
x = 11,222,337.09
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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.