Finding the Fourth Proportional to 25,274,202.18, 34,867,320.72 and 14,814,915.99
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Solution
The fourth proportional to 25,274,202.18, 34,867,320.72 and 14,814,915.99 is: 20,438,090.33
Step by Step Solution
- Step 1: Write the proportion equation
25,274,202.18 : 34,867,320.72 = 14,814,915.99 : x - Step 2: Convert to fraction form
25,274,202.18/34,867,320.72 = 14,814,915.99/x - Step 3: Cross multiply
25,274,202.18x = 34,867,320.72 × 14,814,915.99 - Step 4: Simplify right side
25,274,202.18x = 516,556,427,263,186.31 - Step 5: Solve for x
x = 516,556,427,263,186.31/25,274,202.18 - Step 6: Final answer
x = 20,438,090.33
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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.