Finding the Fourth Proportional to 6,306,327.91, 8,702,731.92 and 3,405,718.45
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Solution
The fourth proportional to 6,306,327.91, 8,702,731.92 and 3,405,718.45 is: 4,699,891.14
Step by Step Solution
- Step 1: Write the proportion equation
6,306,327.91 : 8,702,731.92 = 3,405,718.45 : x - Step 2: Convert to fraction form
6,306,327.91/8,702,731.92 = 3,405,718.45/x - Step 3: Cross multiply
6,306,327.91x = 8,702,731.92 × 3,405,718.45 - Step 4: Simplify right side
6,306,327.91x = 29,639,054,665,347.93 - Step 5: Solve for x
x = 29,639,054,665,347.93/6,306,327.91 - Step 6: Final answer
x = 4,699,891.14
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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.