Finding the Fourth Proportional to 9,589,941.36, 14,361,932.16 and 6,989,275.80
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Solution
The fourth proportional to 9,589,941.36, 14,361,932.16 and 6,989,275.80 is: 10,467,165.66
Step by Step Solution
- Step 1: Write the proportion equation
9,589,941.36 : 14,361,932.16 = 6,989,275.80 : x - Step 2: Convert to fraction form
9,589,941.36/14,361,932.16 = 6,989,275.80/x - Step 3: Cross multiply
9,589,941.36x = 14,361,932.16 × 6,989,275.80 - Step 4: Simplify right side
9,589,941.36x = 100,379,504,887,129.72 - Step 5: Solve for x
x = 100,379,504,887,129.72/9,589,941.36 - Step 6: Final answer
x = 10,467,165.66
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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.