Finding the Fourth Proportional to 6,932,328.43, 9,563,389.48 and 4,485,729.26
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Solution
The fourth proportional to 6,932,328.43, 9,563,389.48 and 4,485,729.26 is: 6,188,220.37
Step by Step Solution
- Step 1: Write the proportion equation
6,932,328.43 : 9,563,389.48 = 4,485,729.26 : x - Step 2: Convert to fraction form
6,932,328.43/9,563,389.48 = 4,485,729.26/x - Step 3: Cross multiply
6,932,328.43x = 9,563,389.48 × 4,485,729.26 - Step 4: Simplify right side
6,932,328.43x = 42,898,776,015,212.19 - Step 5: Solve for x
x = 42,898,776,015,212.19/6,932,328.43 - Step 6: Final answer
x = 6,188,220.37
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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.