Finding the Fourth Proportional to 10,524,581.07, 14,523,921.98 and 5,695,685.07
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Solution
The fourth proportional to 10,524,581.07, 14,523,921.98 and 5,695,685.07 is: 7,860,045.45
Step by Step Solution
- Step 1: Write the proportion equation
10,524,581.07 : 14,523,921.98 = 5,695,685.07 : x - Step 2: Convert to fraction form
10,524,581.07/14,523,921.98 = 5,695,685.07/x - Step 3: Cross multiply
10,524,581.07x = 14,523,921.98 × 5,695,685.07 - Step 4: Simplify right side
10,524,581.07x = 82,723,685,550,852.42 - Step 5: Solve for x
x = 82,723,685,550,852.42/10,524,581.07 - Step 6: Final answer
x = 7,860,045.45
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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.