Finding the Fourth Proportional to 23,680,559.81, 35,520,836.58 and 8,911,431.09
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Solution
The fourth proportional to 23,680,559.81, 35,520,836.58 and 8,911,431.09 is: 13,367,145.45
Step by Step Solution
- Step 1: Write the proportion equation
23,680,559.81 : 35,520,836.58 = 8,911,431.09 : x - Step 2: Convert to fraction form
23,680,559.81/35,520,836.58 = 8,911,431.09/x - Step 3: Cross multiply
23,680,559.81x = 35,520,836.58 × 8,911,431.09 - Step 4: Simplify right side
23,680,559.81x = 316,541,487,441,821.25 - Step 5: Solve for x
x = 316,541,487,441,821.25/23,680,559.81 - Step 6: Final answer
x = 13,367,145.45
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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.