Finding the Fourth Proportional to 7,184,472.27, 10,779,865.29 and 3,771,965.94
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Solution
The fourth proportional to 7,184,472.27, 10,779,865.29 and 3,771,965.94 is: 5,659,606.33
Step by Step Solution
- Step 1: Write the proportion equation
7,184,472.27 : 10,779,865.29 = 3,771,965.94 : x - Step 2: Convert to fraction form
7,184,472.27/10,779,865.29 = 3,771,965.94/x - Step 3: Cross multiply
7,184,472.27x = 10,779,865.29 × 3,771,965.94 - Step 4: Simplify right side
7,184,472.27x = 40,661,284,711,668.22 - Step 5: Solve for x
x = 40,661,284,711,668.22/7,184,472.27 - Step 6: Final answer
x = 5,659,606.33
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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.