Finding the Fourth Proportional to 18,841,907.40, 28,264,934.70 and 6,877,235.40
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Solution
The fourth proportional to 18,841,907.40, 28,264,934.70 and 6,877,235.40 is: 10,316,609.96
Step by Step Solution
- Step 1: Write the proportion equation
18,841,907.40 : 28,264,934.70 = 6,877,235.40 : x - Step 2: Convert to fraction form
18,841,907.40/28,264,934.70 = 6,877,235.40/x - Step 3: Cross multiply
18,841,907.40x = 28,264,934.70 × 6,877,235.40 - Step 4: Simplify right side
18,841,907.40x = 194,384,609,497,528.38 - Step 5: Solve for x
x = 194,384,609,497,528.38/18,841,907.40 - Step 6: Final answer
x = 10,316,609.96
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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.