Finding the Fourth Proportional to 51,222,592.71, 76,799,759.11 and 28,204,366.68
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Solution
The fourth proportional to 51,222,592.71, 76,799,759.11 and 28,204,366.68 is: 42,287,757.26
Step by Step Solution
- Step 1: Write the proportion equation
51,222,592.71 : 76,799,759.11 = 28,204,366.68 : x - Step 2: Convert to fraction form
51,222,592.71/76,799,759.11 = 28,204,366.68/x - Step 3: Cross multiply
51,222,592.71x = 76,799,759.11 × 28,204,366.68 - Step 4: Simplify right side
51,222,592.71x = 2,166,088,566,803,599.50 - Step 5: Solve for x
x = 2,166,088,566,803,599.50/51,222,592.71 - Step 6: Final answer
x = 42,287,757.26
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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.