Finding the Fourth Proportional to 7,107,661.75, 10,661,483.97 and 2,315,343.19
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Solution
The fourth proportional to 7,107,661.75, 10,661,483.97 and 2,315,343.19 is: 3,473,011.97
Step by Step Solution
- Step 1: Write the proportion equation
7,107,661.75 : 10,661,483.97 = 2,315,343.19 : x - Step 2: Convert to fraction form
7,107,661.75/10,661,483.97 = 2,315,343.19/x - Step 3: Cross multiply
7,107,661.75x = 10,661,483.97 × 2,315,343.19 - Step 4: Simplify right side
7,107,661.75x = 24,684,994,305,233.66 - Step 5: Solve for x
x = 24,684,994,305,233.66/7,107,661.75 - Step 6: Final answer
x = 3,473,011.97
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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.