Finding the Fourth Proportional to 7,473,694.75, 11,210,542.26 and 1,793,919.05
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Solution
The fourth proportional to 7,473,694.75, 11,210,542.26 and 1,793,919.05 is: 2,690,878.61
Step by Step Solution
- Step 1: Write the proportion equation
7,473,694.75 : 11,210,542.26 = 1,793,919.05 : x - Step 2: Convert to fraction form
7,473,694.75/11,210,542.26 = 1,793,919.05/x - Step 3: Cross multiply
7,473,694.75x = 11,210,542.26 × 1,793,919.05 - Step 4: Simplify right side
7,473,694.75x = 20,110,805,321,044.05 - Step 5: Solve for x
x = 20,110,805,321,044.05/7,473,694.75 - Step 6: Final answer
x = 2,690,878.61
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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.