Finding the Fourth Proportional to 8,756,044.70, 13,134,067.05 and 5,396,812.70
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Solution
The fourth proportional to 8,756,044.70, 13,134,067.05 and 5,396,812.70 is: 8,095,219.05
Step by Step Solution
- Step 1: Write the proportion equation
8,756,044.70 : 13,134,067.05 = 5,396,812.70 : x - Step 2: Convert to fraction form
8,756,044.70/13,134,067.05 = 5,396,812.70/x - Step 3: Cross multiply
8,756,044.70x = 13,134,067.05 × 5,396,812.70 - Step 4: Simplify right side
8,756,044.70x = 70,882,099,858,091.55 - Step 5: Solve for x
x = 70,882,099,858,091.55/8,756,044.70 - Step 6: Final answer
x = 8,095,219.05
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Similar ratio
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1.5x scale
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.