Finding the Fourth Proportional to 7,003,657.08, 10,507,194.94 and 2,685,630.17
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Solution
The fourth proportional to 7,003,657.08, 10,507,194.94 and 2,685,630.17 is: 4,029,100.72
Step by Step Solution
- Step 1: Write the proportion equation
7,003,657.08 : 10,507,194.94 = 2,685,630.17 : x - Step 2: Convert to fraction form
7,003,657.08/10,507,194.94 = 2,685,630.17/x - Step 3: Cross multiply
7,003,657.08x = 10,507,194.94 × 2,685,630.17 - Step 4: Simplify right side
7,003,657.08x = 28,218,439,752,489.25 - Step 5: Solve for x
x = 28,218,439,752,489.25/7,003,657.08 - Step 6: Final answer
x = 4,029,100.72
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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.