Finding the Fourth Proportional to 10,758,203.70, 16,137,480.66 and 3,081,818.67
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Solution
The fourth proportional to 10,758,203.70, 16,137,480.66 and 3,081,818.67 is: 4,622,778.17
Step by Step Solution
- Step 1: Write the proportion equation
10,758,203.70 : 16,137,480.66 = 3,081,818.67 : x - Step 2: Convert to fraction form
10,758,203.70/16,137,480.66 = 3,081,818.67/x - Step 3: Cross multiply
10,758,203.70x = 16,137,480.66 × 3,081,818.67 - Step 4: Simplify right side
10,758,203.70x = 49,732,789,184,751.92 - Step 5: Solve for x
x = 49,732,789,184,751.92/10,758,203.70 - Step 6: Final answer
x = 4,622,778.17
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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.