Finding the Fourth Proportional to 6,343,407.28, 8,753,986.03 and 3,442,832.92
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Solution
The fourth proportional to 6,343,407.28, 8,753,986.03 and 3,442,832.92 is: 4,751,155.01
Step by Step Solution
- Step 1: Write the proportion equation
6,343,407.28 : 8,753,986.03 = 3,442,832.92 : x - Step 2: Convert to fraction form
6,343,407.28/8,753,986.03 = 3,442,832.92/x - Step 3: Cross multiply
6,343,407.28x = 8,753,986.03 × 3,442,832.92 - Step 4: Simplify right side
6,343,407.28x = 30,138,511,254,812.06 - Step 5: Solve for x
x = 30,138,511,254,812.06/6,343,407.28 - Step 6: Final answer
x = 4,751,155.01
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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.