Finding the Fourth Proportional to 11,237,510.92, 15,507,805.98 and 6,080,872.45
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Solution
The fourth proportional to 11,237,510.92, 15,507,805.98 and 6,080,872.45 is: 8,391,626.12
Step by Step Solution
- Step 1: Write the proportion equation
11,237,510.92 : 15,507,805.98 = 6,080,872.45 : x - Step 2: Convert to fraction form
11,237,510.92/15,507,805.98 = 6,080,872.45/x - Step 3: Cross multiply
11,237,510.92x = 15,507,805.98 × 6,080,872.45 - Step 4: Simplify right side
11,237,510.92x = 94,300,990,143,727.25 - Step 5: Solve for x
x = 94,300,990,143,727.25/11,237,510.92 - Step 6: Final answer
x = 8,391,626.12
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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.