Finding the Fourth Proportional to 6,422,331.92, 9,614,601.99 and 4,287,120.08
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Solution
The fourth proportional to 6,422,331.92, 9,614,601.99 and 4,287,120.08 is: 6,418,066.48
Step by Step Solution
- Step 1: Write the proportion equation
6,422,331.92 : 9,614,601.99 = 4,287,120.08 : x - Step 2: Convert to fraction form
6,422,331.92/9,614,601.99 = 4,287,120.08/x - Step 3: Cross multiply
6,422,331.92x = 9,614,601.99 × 4,287,120.08 - Step 4: Simplify right side
6,422,331.92x = 41,218,953,204,463.95 - Step 5: Solve for x
x = 41,218,953,204,463.95/6,422,331.92 - Step 6: Final answer
x = 6,418,066.48
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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.