Finding the Fourth Proportional to 25,541,924.24, 38,324,843.82 and 11,163,123.74
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Solution
The fourth proportional to 25,541,924.24, 38,324,843.82 and 11,163,123.74 is: 16,749,911.63
Step by Step Solution
- Step 1: Write the proportion equation
25,541,924.24 : 38,324,843.82 = 11,163,123.74 : x - Step 2: Convert to fraction form
25,541,924.24/38,324,843.82 = 11,163,123.74/x - Step 3: Cross multiply
25,541,924.24x = 38,324,843.82 × 11,163,123.74 - Step 4: Simplify right side
25,541,924.24x = 427,824,973,878,834.31 - Step 5: Solve for x
x = 427,824,973,878,834.31/25,541,924.24 - Step 6: Final answer
x = 16,749,911.63
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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.