Finding the Fourth Proportional to 15,786,996.19, 23,680,495.19 and 3,819,732.19
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Solution
The fourth proportional to 15,786,996.19, 23,680,495.19 and 3,819,732.19 is: 5,729,598.50
Step by Step Solution
- Step 1: Write the proportion equation
15,786,996.19 : 23,680,495.19 = 3,819,732.19 : x - Step 2: Convert to fraction form
15,786,996.19/23,680,495.19 = 3,819,732.19/x - Step 3: Cross multiply
15,786,996.19x = 23,680,495.19 × 3,819,732.19 - Step 4: Simplify right side
15,786,996.19x = 90,453,149,702,731.25 - Step 5: Solve for x
x = 90,453,149,702,731.25/15,786,996.19 - Step 6: Final answer
x = 5,729,598.50
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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.