Finding the Fourth Proportional to 6,687,409.95, 9,231,450.84 and 4,514,895.81
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Solution
The fourth proportional to 6,687,409.95, 9,231,450.84 and 4,514,895.81 is: 6,232,463.54
Step by Step Solution
- Step 1: Write the proportion equation
6,687,409.95 : 9,231,450.84 = 4,514,895.81 : x - Step 2: Convert to fraction form
6,687,409.95/9,231,450.84 = 4,514,895.81/x - Step 3: Cross multiply
6,687,409.95x = 9,231,450.84 × 4,514,895.81 - Step 4: Simplify right side
6,687,409.95x = 41,679,038,717,736.98 - Step 5: Solve for x
x = 41,679,038,717,736.98/6,687,409.95 - Step 6: Final answer
x = 6,232,463.54
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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.