Finding the Fourth Proportional to 6,195,097.93, 9,289,456.09 and 2,780,457.28
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Solution
The fourth proportional to 6,195,097.93, 9,289,456.09 and 2,780,457.28 is: 4,169,253.84
Step by Step Solution
- Step 1: Write the proportion equation
6,195,097.93 : 9,289,456.09 = 2,780,457.28 : x - Step 2: Convert to fraction form
6,195,097.93/9,289,456.09 = 2,780,457.28/x - Step 3: Cross multiply
6,195,097.93x = 9,289,456.09 × 2,780,457.28 - Step 4: Simplify right side
6,195,097.93x = 25,828,935,812,680.83 - Step 5: Solve for x
x = 25,828,935,812,680.83/6,195,097.93 - Step 6: Final answer
x = 4,169,253.84
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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.