Finding the Fourth Proportional to 5,926,154.09, 8,178,092.91 and 3,209,900.09
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Solution
The fourth proportional to 5,926,154.09, 8,178,092.91 and 3,209,900.09 is: 4,429,662.27
Step by Step Solution
- Step 1: Write the proportion equation
5,926,154.09 : 8,178,092.91 = 3,209,900.09 : x - Step 2: Convert to fraction form
5,926,154.09/8,178,092.91 = 3,209,900.09/x - Step 3: Cross multiply
5,926,154.09x = 8,178,092.91 × 3,209,900.09 - Step 4: Simplify right side
5,926,154.09x = 26,250,861,126,946.90 - Step 5: Solve for x
x = 26,250,861,126,946.90/5,926,154.09 - Step 6: Final answer
x = 4,429,662.27
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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.