Finding the Fourth Proportional to 7,107,660.24, 10,661,481.72 and 2,315,341.68
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Solution
The fourth proportional to 7,107,660.24, 10,661,481.72 and 2,315,341.68 is: 3,473,009.71
Step by Step Solution
- Step 1: Write the proportion equation
7,107,660.24 : 10,661,481.72 = 2,315,341.68 : x - Step 2: Convert to fraction form
7,107,660.24/10,661,481.72 = 2,315,341.68/x - Step 3: Cross multiply
7,107,660.24x = 10,661,481.72 × 2,315,341.68 - Step 4: Simplify right side
7,107,660.24x = 24,684,972,996,874.09 - Step 5: Solve for x
x = 24,684,972,996,874.09/7,107,660.24 - Step 6: Final answer
x = 3,473,009.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.