Finding the Fourth Proportional to 14,434,092.05, 19,919,040.13 and 8,632,873.67
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Solution
The fourth proportional to 14,434,092.05, 19,919,040.13 and 8,632,873.67 is: 11,913,361.54
Step by Step Solution
- Step 1: Write the proportion equation
14,434,092.05 : 19,919,040.13 = 8,632,873.67 : x - Step 2: Convert to fraction form
14,434,092.05/19,919,040.13 = 8,632,873.67/x - Step 3: Cross multiply
14,434,092.05x = 19,919,040.13 × 8,632,873.67 - Step 4: Simplify right side
14,434,092.05x = 171,958,557,098,165.78 - Step 5: Solve for x
x = 171,958,557,098,165.78/14,434,092.05 - Step 6: Final answer
x = 11,913,361.54
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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.