Finding the Fourth Proportional to 8,976,350.60, 13,455,668.55 and 4,423,672.70
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Solution
The fourth proportional to 8,976,350.60, 13,455,668.55 and 4,423,672.70 is: 6,631,144.02
Step by Step Solution
- Step 1: Write the proportion equation
8,976,350.60 : 13,455,668.55 = 4,423,672.70 : x - Step 2: Convert to fraction form
8,976,350.60/13,455,668.55 = 4,423,672.70/x - Step 3: Cross multiply
8,976,350.60x = 13,455,668.55 × 4,423,672.70 - Step 4: Simplify right side
8,976,350.60x = 59,523,473,624,883.59 - Step 5: Solve for x
x = 59,523,473,624,883.59/8,976,350.60 - Step 6: Final answer
x = 6,631,144.02
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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.