Finding the Fourth Proportional to 17,642,427.84, 24,347,139.84 and 9,908,832.96
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Solution
The fourth proportional to 17,642,427.84, 24,347,139.84 and 9,908,832.96 is: 13,674,520.53
Step by Step Solution
- Step 1: Write the proportion equation
17,642,427.84 : 24,347,139.84 = 9,908,832.96 : x - Step 2: Convert to fraction form
17,642,427.84/24,347,139.84 = 9,908,832.96/x - Step 3: Cross multiply
17,642,427.84x = 24,347,139.84 × 9,908,832.96 - Step 4: Simplify right side
17,642,427.84x = 241,251,741,728,321.16 - Step 5: Solve for x
x = 241,251,741,728,321.16/17,642,427.84 - Step 6: Final answer
x = 13,674,520.53
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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.