Finding the Fourth Proportional to 24,139,836.63, 33,313,605.90 and 13,127,230.41
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Solution
The fourth proportional to 24,139,836.63, 33,313,605.90 and 13,127,230.41 is: 18,115,921.29
Step by Step Solution
- Step 1: Write the proportion equation
24,139,836.63 : 33,313,605.90 = 13,127,230.41 : x - Step 2: Convert to fraction form
24,139,836.63/33,313,605.90 = 13,127,230.41/x - Step 3: Cross multiply
24,139,836.63x = 33,313,605.90 × 13,127,230.41 - Step 4: Simplify right side
24,139,836.63x = 437,315,380,437,235.38 - Step 5: Solve for x
x = 437,315,380,437,235.38/24,139,836.63 - Step 6: Final answer
x = 18,115,921.29
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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.