Finding the Fourth Proportional to 5,332,485.66, 8,000,733.24 and 3,174,755.82
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Solution
The fourth proportional to 5,332,485.66, 8,000,733.24 and 3,174,755.82 is: 4,763,327.28
Step by Step Solution
- Step 1: Write the proportion equation
5,332,485.66 : 8,000,733.24 = 3,174,755.82 : x - Step 2: Convert to fraction form
5,332,485.66/8,000,733.24 = 3,174,755.82/x - Step 3: Cross multiply
5,332,485.66x = 8,000,733.24 × 3,174,755.82 - Step 4: Simplify right side
5,332,485.66x = 25,400,374,417,957.46 - Step 5: Solve for x
x = 25,400,374,417,957.46/5,332,485.66 - Step 6: Final answer
x = 4,763,327.28
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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.