Finding the Fourth Proportional to 7,252,314.99, 10,874,728.85 and 2,134,079.70
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Solution
The fourth proportional to 7,252,314.99, 10,874,728.85 and 2,134,079.70 is: 3,200,017.94
Step by Step Solution
- Step 1: Write the proportion equation
7,252,314.99 : 10,874,728.85 = 2,134,079.70 : x - Step 2: Convert to fraction form
7,252,314.99/10,874,728.85 = 2,134,079.70/x - Step 3: Cross multiply
7,252,314.99x = 10,874,728.85 × 2,134,079.70 - Step 4: Simplify right side
7,252,314.99x = 23,207,538,030,338.71 - Step 5: Solve for x
x = 23,207,538,030,338.71/7,252,314.99 - Step 6: Final answer
x = 3,200,017.94
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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.