Finding the Fourth Proportional to 36,631,867.05, 54,936,134.55 and 12,034,084.05
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Solution
The fourth proportional to 36,631,867.05, 54,936,134.55 and 12,034,084.05 is: 18,047,293.62
Step by Step Solution
- Step 1: Write the proportion equation
36,631,867.05 : 54,936,134.55 = 12,034,084.05 : x - Step 2: Convert to fraction form
36,631,867.05/54,936,134.55 = 12,034,084.05/x - Step 3: Cross multiply
36,631,867.05x = 54,936,134.55 × 12,034,084.05 - Step 4: Simplify right side
36,631,867.05x = 661,106,060,556,808.88 - Step 5: Solve for x
x = 661,106,060,556,808.88/36,631,867.05 - Step 6: Final answer
x = 18,047,293.62
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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.