Finding the Fourth Proportional to 17,374,908.18, 23,977,376.19 and 9,639,932.07
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Solution
The fourth proportional to 17,374,908.18, 23,977,376.19 and 9,639,932.07 is: 13,303,107.87
Step by Step Solution
- Step 1: Write the proportion equation
17,374,908.18 : 23,977,376.19 = 9,639,932.07 : x - Step 2: Convert to fraction form
17,374,908.18/23,977,376.19 = 9,639,932.07/x - Step 3: Cross multiply
17,374,908.18x = 23,977,376.19 × 9,639,932.07 - Step 4: Simplify right side
17,374,908.18x = 231,140,277,688,435.44 - Step 5: Solve for x
x = 231,140,277,688,435.44/17,374,908.18 - Step 6: Final answer
x = 13,303,107.87
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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.