Finding the Fourth Proportional to 19,933,225.20, 29,790,596.34 and 14,553,205.20
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Solution
The fourth proportional to 19,933,225.20, 29,790,596.34 and 14,553,205.20 is: 21,750,050.84
Step by Step Solution
- Step 1: Write the proportion equation
19,933,225.20 : 29,790,596.34 = 14,553,205.20 : x - Step 2: Convert to fraction form
19,933,225.20/29,790,596.34 = 14,553,205.20/x - Step 3: Cross multiply
19,933,225.20x = 29,790,596.34 × 14,553,205.20 - Step 4: Simplify right side
19,933,225.20x = 433,548,661,566,388.94 - Step 5: Solve for x
x = 433,548,661,566,388.94/19,933,225.20 - Step 6: Final answer
x = 21,750,050.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.