Finding the Fourth Proportional to 5,675,367.50, 8,512,813.10 and 2,641,690.16
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Solution
The fourth proportional to 5,675,367.50, 8,512,813.10 and 2,641,690.16 is: 3,962,424.38
Step by Step Solution
- Step 1: Write the proportion equation
5,675,367.50 : 8,512,813.10 = 2,641,690.16 : x - Step 2: Convert to fraction form
5,675,367.50/8,512,813.10 = 2,641,690.16/x - Step 3: Cross multiply
5,675,367.50x = 8,512,813.10 × 2,641,690.16 - Step 4: Simplify right side
5,675,367.50x = 22,488,214,544,416.58 - Step 5: Solve for x
x = 22,488,214,544,416.58/5,675,367.50 - Step 6: Final answer
x = 3,962,424.38
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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.