Finding the Fourth Proportional to 8,340,862.67, 12,512,482.49 and 2,584,048.81
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Solution
The fourth proportional to 8,340,862.67, 12,512,482.49 and 2,584,048.81 is: 3,876,441.41
Step by Step Solution
- Step 1: Write the proportion equation
8,340,862.67 : 12,512,482.49 = 2,584,048.81 : x - Step 2: Convert to fraction form
8,340,862.67/12,512,482.49 = 2,584,048.81/x - Step 3: Cross multiply
8,340,862.67x = 12,512,482.49 × 2,584,048.81 - Step 4: Simplify right side
8,340,862.67x = 32,332,865,443,082.52 - Step 5: Solve for x
x = 32,332,865,443,082.52/8,340,862.67 - Step 6: Final answer
x = 3,876,441.41
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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.