Finding the Fourth Proportional to 48,230,858.70, 72,430,268.85 and 25,556,042.70
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Solution
The fourth proportional to 48,230,858.70, 72,430,268.85 and 25,556,042.70 is: 38,378,562.88
Step by Step Solution
- Step 1: Write the proportion equation
48,230,858.70 : 72,430,268.85 = 25,556,042.70 : x - Step 2: Convert to fraction form
48,230,858.70/72,430,268.85 = 25,556,042.70/x - Step 3: Cross multiply
48,230,858.70x = 72,430,268.85 × 25,556,042.70 - Step 4: Simplify right side
48,230,858.70x = 1,851,031,043,503,079.75 - Step 5: Solve for x
x = 1,851,031,043,503,079.75/48,230,858.70 - Step 6: Final answer
x = 38,378,562.88
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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.