Finding the Fourth Proportional to 8,905,721.94, 13,358,550.06 and 3,224,617.62
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Solution
The fourth proportional to 8,905,721.94, 13,358,550.06 and 3,224,617.62 is: 4,836,914.54
Step by Step Solution
- Step 1: Write the proportion equation
8,905,721.94 : 13,358,550.06 = 3,224,617.62 : x - Step 2: Convert to fraction form
8,905,721.94/13,358,550.06 = 3,224,617.62/x - Step 3: Cross multiply
8,905,721.94x = 13,358,550.06 × 3,224,617.62 - Step 4: Simplify right side
8,905,721.94x = 43,076,215,901,128.06 - Step 5: Solve for x
x = 43,076,215,901,128.06/8,905,721.94 - Step 6: Final answer
x = 4,836,914.54
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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.