Finding the Fourth Proportional to 8,283,606.42, 11,431,267.80 and 4,562,365.92
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Solution
The fourth proportional to 8,283,606.42, 11,431,267.80 and 4,562,365.92 is: 6,296,004.90
Step by Step Solution
- Step 1: Write the proportion equation
8,283,606.42 : 11,431,267.80 = 4,562,365.92 : x - Step 2: Convert to fraction form
8,283,606.42/11,431,267.80 = 4,562,365.92/x - Step 3: Cross multiply
8,283,606.42x = 11,431,267.80 × 4,562,365.92 - Step 4: Simplify right side
8,283,606.42x = 52,153,626,633,113.38 - Step 5: Solve for x
x = 52,153,626,633,113.38/8,283,606.42 - Step 6: Final answer
x = 6,296,004.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.