Finding the Fourth Proportional to 14,719,737.84, 20,313,468 and 8,193,438.24
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Solution
The fourth proportional to 14,719,737.84, 20,313,468 and 8,193,438.24 is: 11,307,072.67
Step by Step Solution
- Step 1: Write the proportion equation
14,719,737.84 : 20,313,468 = 8,193,438.24 : x - Step 2: Convert to fraction form
14,719,737.84/20,313,468 = 8,193,438.24/x - Step 3: Cross multiply
14,719,737.84x = 20,313,468 × 8,193,438.24 - Step 4: Simplify right side
14,719,737.84x = 166,437,145,498,216.31 - Step 5: Solve for x
x = 166,437,145,498,216.31/14,719,737.84 - Step 6: Final answer
x = 11,307,072.67
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1.5x scale
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.