Finding the Fourth Proportional to 10,186,039.26, 15,281,486.46 and 2,997,807.66
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Solution
The fourth proportional to 10,186,039.26, 15,281,486.46 and 2,997,807.66 is: 4,497,425.94
Step by Step Solution
- Step 1: Write the proportion equation
10,186,039.26 : 15,281,486.46 = 2,997,807.66 : x - Step 2: Convert to fraction form
10,186,039.26/15,281,486.46 = 2,997,807.66/x - Step 3: Cross multiply
10,186,039.26x = 15,281,486.46 × 2,997,807.66 - Step 4: Simplify right side
10,186,039.26x = 45,810,957,165,974.29 - Step 5: Solve for x
x = 45,810,957,165,974.29/10,186,039.26 - Step 6: Final answer
x = 4,497,425.94
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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.