Finding the Fourth Proportional to 23,876,277.69, 32,925,855.84 and 15,159,316.70
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Solution
The fourth proportional to 23,876,277.69, 32,925,855.84 and 15,159,316.70 is: 20,904,995.44
Step by Step Solution
- Step 1: Write the proportion equation
23,876,277.69 : 32,925,855.84 = 15,159,316.70 : x - Step 2: Convert to fraction form
23,876,277.69/32,925,855.84 = 15,159,316.70/x - Step 3: Cross multiply
23,876,277.69x = 32,925,855.84 × 15,159,316.70 - Step 4: Simplify right side
23,876,277.69x = 499,133,476,132,475.25 - Step 5: Solve for x
x = 499,133,476,132,475.25/23,876,277.69 - Step 6: Final answer
x = 20,904,995.44
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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.