Finding the Fourth Proportional to 5,440,504.14, 7,507,895.67 and 2,993,062.67
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Solution
The fourth proportional to 5,440,504.14, 7,507,895.67 and 2,993,062.67 is: 4,130,426.45
Step by Step Solution
- Step 1: Write the proportion equation
5,440,504.14 : 7,507,895.67 = 2,993,062.67 : x - Step 2: Convert to fraction form
5,440,504.14/7,507,895.67 = 2,993,062.67/x - Step 3: Cross multiply
5,440,504.14x = 7,507,895.67 × 2,993,062.67 - Step 4: Simplify right side
5,440,504.14x = 22,471,602,229,630.81 - Step 5: Solve for x
x = 22,471,602,229,630.81/5,440,504.14 - Step 6: Final answer
x = 4,130,426.45
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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.