Finding the Fourth Proportional to 5,811,673.19, 8,022,301.98 and 4,992,590.66
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Solution
The fourth proportional to 5,811,673.19, 8,022,301.98 and 4,992,590.66 is: 6,891,659.02
Step by Step Solution
- Step 1: Write the proportion equation
5,811,673.19 : 8,022,301.98 = 4,992,590.66 : x - Step 2: Convert to fraction form
5,811,673.19/8,022,301.98 = 4,992,590.66/x - Step 3: Cross multiply
5,811,673.19x = 8,022,301.98 × 4,992,590.66 - Step 4: Simplify right side
5,811,673.19x = 40,052,069,937,047.51 - Step 5: Solve for x
x = 40,052,069,937,047.51/5,811,673.19 - Step 6: Final answer
x = 6,891,659.02
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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.