Finding the Fourth Proportional to 5,012,298.54, 6,916,786.97 and 2,720,410.02
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Solution
The fourth proportional to 5,012,298.54, 6,916,786.97 and 2,720,410.02 is: 3,754,065.41
Step by Step Solution
- Step 1: Write the proportion equation
5,012,298.54 : 6,916,786.97 = 2,720,410.02 : x - Step 2: Convert to fraction form
5,012,298.54/6,916,786.97 = 2,720,410.02/x - Step 3: Cross multiply
5,012,298.54x = 6,916,786.97 × 2,720,410.02 - Step 4: Simplify right side
5,012,298.54x = 18,816,496,565,791.39 - Step 5: Solve for x
x = 18,816,496,565,791.39/5,012,298.54 - Step 6: Final answer
x = 3,754,065.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.