Finding the Fourth Proportional to 8,720,864.88, 13,083,391.08 and 2,737,232.88
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Solution
The fourth proportional to 8,720,864.88, 13,083,391.08 and 2,737,232.88 is: 4,106,506.49
Step by Step Solution
- Step 1: Write the proportion equation
8,720,864.88 : 13,083,391.08 = 2,737,232.88 : x - Step 2: Convert to fraction form
8,720,864.88/13,083,391.08 = 2,737,232.88/x - Step 3: Cross multiply
8,720,864.88x = 13,083,391.08 × 2,737,232.88 - Step 4: Simplify right side
8,720,864.88x = 35,812,288,246,074.71 - Step 5: Solve for x
x = 35,812,288,246,074.71/8,720,864.88 - Step 6: Final answer
x = 4,106,506.49
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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.