Finding the Fourth Proportional to 6,133,966.12, 9,201,044.59 and 1,816,453.09
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Solution
The fourth proportional to 6,133,966.12, 9,201,044.59 and 1,816,453.09 is: 2,724,707.89
Step by Step Solution
- Step 1: Write the proportion equation
6,133,966.12 : 9,201,044.59 = 1,816,453.09 : x - Step 2: Convert to fraction form
6,133,966.12/9,201,044.59 = 1,816,453.09/x - Step 3: Cross multiply
6,133,966.12x = 9,201,044.59 × 1,816,453.09 - Step 4: Simplify right side
6,133,966.12x = 16,713,265,849,189.54 - Step 5: Solve for x
x = 16,713,265,849,189.54/6,133,966.12 - Step 6: Final answer
x = 2,724,707.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.