Finding the Fourth Proportional to 6,548,873.60, 8,971,988.84 and 6,303,423.38
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Solution
The fourth proportional to 6,548,873.60, 8,971,988.84 and 6,303,423.38 is: 8,635,720.83
Step by Step Solution
- Step 1: Write the proportion equation
6,548,873.60 : 8,971,988.84 = 6,303,423.38 : x - Step 2: Convert to fraction form
6,548,873.60/8,971,988.84 = 6,303,423.38/x - Step 3: Cross multiply
6,548,873.60x = 8,971,988.84 × 6,303,423.38 - Step 4: Simplify right side
6,548,873.60x = 56,554,244,178,234.77 - Step 5: Solve for x
x = 56,554,244,178,234.77/6,548,873.60 - Step 6: Final answer
x = 8,635,720.83
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.