Finding the Fourth Proportional to 36,283,806.84, 50,071,657.74 and 19,986,282.84
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Solution
The fourth proportional to 36,283,806.84, 50,071,657.74 and 19,986,282.84 is: 27,581,072.69
Step by Step Solution
- Step 1: Write the proportion equation
36,283,806.84 : 50,071,657.74 = 19,986,282.84 : x - Step 2: Convert to fraction form
36,283,806.84/50,071,657.74 = 19,986,282.84/x - Step 3: Cross multiply
36,283,806.84x = 50,071,657.74 × 19,986,282.84 - Step 4: Simplify right side
36,283,806.84x = 1,000,746,313,859,315.25 - Step 5: Solve for x
x = 1,000,746,313,859,315.25/36,283,806.84 - Step 6: Final answer
x = 27,581,072.69
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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.