Finding the Fourth Proportional to 8,986,566.60, 13,479,849.90 and 5,963,257.80
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Solution
The fourth proportional to 8,986,566.60, 13,479,849.90 and 5,963,257.80 is: 8,944,886.70
Step by Step Solution
- Step 1: Write the proportion equation
8,986,566.60 : 13,479,849.90 = 5,963,257.80 : x - Step 2: Convert to fraction form
8,986,566.60/13,479,849.90 = 5,963,257.80/x - Step 3: Cross multiply
8,986,566.60x = 13,479,849.90 × 5,963,257.80 - Step 4: Simplify right side
8,986,566.60x = 80,383,820,059,004.22 - Step 5: Solve for x
x = 80,383,820,059,004.22/8,986,566.60 - Step 6: Final answer
x = 8,944,886.70
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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.