Finding the Fourth Proportional to 5,811,616.91, 8,016,691.67 and 3,632,378.03
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Solution
The fourth proportional to 5,811,616.91, 8,016,691.67 and 3,632,378.03 is: 5,010,594.32
Step by Step Solution
- Step 1: Write the proportion equation
5,811,616.91 : 8,016,691.67 = 3,632,378.03 : x - Step 2: Convert to fraction form
5,811,616.91/8,016,691.67 = 3,632,378.03/x - Step 3: Cross multiply
5,811,616.91x = 8,016,691.67 × 3,632,378.03 - Step 4: Simplify right side
5,811,616.91x = 29,119,654,695,392.01 - Step 5: Solve for x
x = 29,119,654,695,392.01/5,811,616.91 - Step 6: Final answer
x = 5,010,594.32
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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.