Finding the Fourth Proportional to 10,153,549.44, 15,231,749.76 and 2,965,610.88
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Solution
The fourth proportional to 10,153,549.44, 15,231,749.76 and 2,965,610.88 is: 4,448,832.70
Step by Step Solution
- Step 1: Write the proportion equation
10,153,549.44 : 15,231,749.76 = 2,965,610.88 : x - Step 2: Convert to fraction form
10,153,549.44/15,231,749.76 = 2,965,610.88/x - Step 3: Cross multiply
10,153,549.44x = 15,231,749.76 × 2,965,610.88 - Step 4: Simplify right side
10,153,549.44x = 45,171,442,809,693.38 - Step 5: Solve for x
x = 45,171,442,809,693.38/10,153,549.44 - Step 6: Final answer
x = 4,448,832.70
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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.