Finding the Fourth Proportional to 6,196,643.76, 8,551,197.90 and 3,443,260.08
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Solution
The fourth proportional to 6,196,643.76, 8,551,197.90 and 3,443,260.08 is: 4,751,604.18
Step by Step Solution
- Step 1: Write the proportion equation
6,196,643.76 : 8,551,197.90 = 3,443,260.08 : x - Step 2: Convert to fraction form
6,196,643.76/8,551,197.90 = 3,443,260.08/x - Step 3: Cross multiply
6,196,643.76x = 8,551,197.90 × 3,443,260.08 - Step 4: Simplify right side
6,196,643.76x = 29,443,998,365,249.83 - Step 5: Solve for x
x = 29,443,998,365,249.83/6,196,643.76 - Step 6: Final answer
x = 4,751,604.18
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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.