Finding the Fourth Proportional to 29,282,894.80, 43,882,351.80 and 21,546,163.60
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Solution
The fourth proportional to 29,282,894.80, 43,882,351.80 and 21,546,163.60 is: 32,288,349.14
Step by Step Solution
- Step 1: Write the proportion equation
29,282,894.80 : 43,882,351.80 = 21,546,163.60 : x - Step 2: Convert to fraction form
29,282,894.80/43,882,351.80 = 21,546,163.60/x - Step 3: Cross multiply
29,282,894.80x = 43,882,351.80 × 21,546,163.60 - Step 4: Simplify right side
29,282,894.80x = 945,496,331,035,554.50 - Step 5: Solve for x
x = 945,496,331,035,554.50/29,282,894.80 - Step 6: Final answer
x = 32,288,349.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.