Finding the Fourth Proportional to 5,012,480.23, 6,917,037.49 and 2,720,591.71
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Solution
The fourth proportional to 5,012,480.23, 6,917,037.49 and 2,720,591.71 is: 3,754,316.02
Step by Step Solution
- Step 1: Write the proportion equation
5,012,480.23 : 6,917,037.49 = 2,720,591.71 : x - Step 2: Convert to fraction form
5,012,480.23/6,917,037.49 = 2,720,591.71/x - Step 3: Cross multiply
5,012,480.23x = 6,917,037.49 × 2,720,591.71 - Step 4: Simplify right side
5,012,480.23x = 18,818,434,839,161.36 - Step 5: Solve for x
x = 18,818,434,839,161.36/5,012,480.23 - Step 6: Final answer
x = 3,754,316.02
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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.