Finding the Fourth Proportional to 5,353,397.46, 7,387,197.57 and 3,177,568.98
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Solution
The fourth proportional to 5,353,397.46, 7,387,197.57 and 3,177,568.98 is: 4,384,753.80
Step by Step Solution
- Step 1: Write the proportion equation
5,353,397.46 : 7,387,197.57 = 3,177,568.98 : x - Step 2: Convert to fraction form
5,353,397.46/7,387,197.57 = 3,177,568.98/x - Step 3: Cross multiply
5,353,397.46x = 7,387,197.57 × 3,177,568.98 - Step 4: Simplify right side
5,353,397.46x = 23,473,329,847,563.38 - Step 5: Solve for x
x = 23,473,329,847,563.38/5,353,397.46 - Step 6: Final answer
x = 4,384,753.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.