Finding the Fourth Proportional to 8,751,941.05, 13,122,006.68 and 4,205,168.05
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Solution
The fourth proportional to 8,751,941.05, 13,122,006.68 and 4,205,168.05 is: 6,304,914.86
Step by Step Solution
- Step 1: Write the proportion equation
8,751,941.05 : 13,122,006.68 = 4,205,168.05 : x - Step 2: Convert to fraction form
8,751,941.05/13,122,006.68 = 4,205,168.05/x - Step 3: Cross multiply
8,751,941.05x = 13,122,006.68 × 4,205,168.05 - Step 4: Simplify right side
8,751,941.05x = 55,180,243,221,596.73 - Step 5: Solve for x
x = 55,180,243,221,596.73/8,751,941.05 - Step 6: Final answer
x = 6,304,914.86
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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.