Finding the Fourth Proportional to 6,222,726.66, 8,587,926.82 and 3,775,957.64
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Solution
The fourth proportional to 6,222,726.66, 8,587,926.82 and 3,775,957.64 is: 5,211,163.80
Step by Step Solution
- Step 1: Write the proportion equation
6,222,726.66 : 8,587,926.82 = 3,775,957.64 : x - Step 2: Convert to fraction form
6,222,726.66/8,587,926.82 = 3,775,957.64/x - Step 3: Cross multiply
6,222,726.66x = 8,587,926.82 × 3,775,957.64 - Step 4: Simplify right side
6,222,726.66x = 32,427,647,887,739.91 - Step 5: Solve for x
x = 32,427,647,887,739.91/6,222,726.66 - Step 6: Final answer
x = 5,211,163.80
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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.