Finding the Fourth Proportional to 36,606,806.84, 50,517,409.44 and 20,309,282.84
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Solution
The fourth proportional to 36,606,806.84, 50,517,409.44 and 20,309,282.84 is: 28,026,819.20
Step by Step Solution
- Step 1: Write the proportion equation
36,606,806.84 : 50,517,409.44 = 20,309,282.84 : x - Step 2: Convert to fraction form
36,606,806.84/50,517,409.44 = 20,309,282.84/x - Step 3: Cross multiply
36,606,806.84x = 50,517,409.44 × 20,309,282.84 - Step 4: Simplify right side
36,606,806.84x = 1,025,972,356,661,046 - Step 5: Solve for x
x = 1,025,972,356,661,046/36,606,806.84 - Step 6: Final answer
x = 28,026,819.20
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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.