Finding the Fourth Proportional to 8,062,174.93, 11,133,195.11 and 5,122,960.74
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Solution
The fourth proportional to 8,062,174.93, 11,133,195.11 and 5,122,960.74 is: 7,074,384.02
Step by Step Solution
- Step 1: Write the proportion equation
8,062,174.93 : 11,133,195.11 = 5,122,960.74 : x - Step 2: Convert to fraction form
8,062,174.93/11,133,195.11 = 5,122,960.74/x - Step 3: Cross multiply
8,062,174.93x = 11,133,195.11 × 5,122,960.74 - Step 4: Simplify right side
8,062,174.93x = 57,034,921,459,289.98 - Step 5: Solve for x
x = 57,034,921,459,289.98/8,062,174.93 - Step 6: Final answer
x = 7,074,384.02
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1.5x scale
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.