Finding the Fourth Proportional to 44,289,425.20, 66,434,137.80 and 12,376,721.20
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Solution
The fourth proportional to 44,289,425.20, 66,434,137.80 and 12,376,721.20 is: 18,565,081.80
Step by Step Solution
- Step 1: Write the proportion equation
44,289,425.20 : 66,434,137.80 = 12,376,721.20 : x - Step 2: Convert to fraction form
44,289,425.20/66,434,137.80 = 12,376,721.20/x - Step 3: Cross multiply
44,289,425.20x = 66,434,137.80 × 12,376,721.20 - Step 4: Simplify right side
44,289,425.20x = 822,236,801,712,981.25 - Step 5: Solve for x
x = 822,236,801,712,981.25/44,289,425.20 - Step 6: Final answer
x = 18,565,081.80
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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.