Finding the Fourth Proportional to 22,021,635.58, 33,032,785.52 and 7,645,160.08
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Solution
The fourth proportional to 22,021,635.58, 33,032,785.52 and 7,645,160.08 is: 11,467,855.43
Step by Step Solution
- Step 1: Write the proportion equation
22,021,635.58 : 33,032,785.52 = 7,645,160.08 : x - Step 2: Convert to fraction form
22,021,635.58/33,032,785.52 = 7,645,160.08/x - Step 3: Cross multiply
22,021,635.58x = 33,032,785.52 × 7,645,160.08 - Step 4: Simplify right side
22,021,635.58x = 252,540,933,188,706.03 - Step 5: Solve for x
x = 252,540,933,188,706.03/22,021,635.58 - Step 6: Final answer
x = 11,467,855.43
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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.