Finding the Fourth Proportional to 17,782,520.46, 24,539,724.27 and 9,633,739.02
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Solution
The fourth proportional to 17,782,520.46, 24,539,724.27 and 9,633,739.02 is: 13,294,476.44
Step by Step Solution
- Step 1: Write the proportion equation
17,782,520.46 : 24,539,724.27 = 9,633,739.02 : x - Step 2: Convert to fraction form
17,782,520.46/24,539,724.27 = 9,633,739.02/x - Step 3: Cross multiply
17,782,520.46x = 24,539,724.27 × 9,633,739.02 - Step 4: Simplify right side
17,782,520.46x = 236,409,299,239,940 - Step 5: Solve for x
x = 236,409,299,239,940/17,782,520.46 - Step 6: Final answer
x = 13,294,476.44
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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.