Finding the Fourth Proportional to 8,929,273.68, 12,322,380.96 and 4,854,882.96
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Solution
The fourth proportional to 8,929,273.68, 12,322,380.96 and 4,854,882.96 is: 6,699,729.39
Step by Step Solution
- Step 1: Write the proportion equation
8,929,273.68 : 12,322,380.96 = 4,854,882.96 : x - Step 2: Convert to fraction form
8,929,273.68/12,322,380.96 = 4,854,882.96/x - Step 3: Cross multiply
8,929,273.68x = 12,322,380.96 × 4,854,882.96 - Step 4: Simplify right side
8,929,273.68x = 59,823,717,349,332.45 - Step 5: Solve for x
x = 59,823,717,349,332.45/8,929,273.68 - Step 6: Final answer
x = 6,699,729.39
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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.