Finding the Fourth Proportional to 57,394,773.60, 79,204,031.16 and 32,276,875.44
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Solution
The fourth proportional to 57,394,773.60, 79,204,031.16 and 32,276,875.44 is: 44,541,662.73
Step by Step Solution
- Step 1: Write the proportion equation
57,394,773.60 : 79,204,031.16 = 32,276,875.44 : x - Step 2: Convert to fraction form
57,394,773.60/79,204,031.16 = 32,276,875.44/x - Step 3: Cross multiply
57,394,773.60x = 79,204,031.16 × 32,276,875.44 - Step 4: Simplify right side
57,394,773.60x = 2,556,458,648,097,198.50 - Step 5: Solve for x
x = 2,556,458,648,097,198.50/57,394,773.60 - Step 6: Final answer
x = 44,541,662.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.