Finding the Fourth Proportional to 11,023,782.43, 15,213,670.95 and 6,613,673.44
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Solution
The fourth proportional to 11,023,782.43, 15,213,670.95 and 6,613,673.44 is: 9,127,380.02
Step by Step Solution
- Step 1: Write the proportion equation
11,023,782.43 : 15,213,670.95 = 6,613,673.44 : x - Step 2: Convert to fraction form
11,023,782.43/15,213,670.95 = 6,613,673.44/x - Step 3: Cross multiply
11,023,782.43x = 15,213,670.95 × 6,613,673.44 - Step 4: Simplify right side
11,023,782.43x = 100,618,251,486,914.56 - Step 5: Solve for x
x = 100,618,251,486,914.56/11,023,782.43 - Step 6: Final answer
x = 9,127,380.02
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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.