Finding the Fourth Proportional to 5,370,700.37, 7,411,724.05 and 2,923,471.06
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Solution
The fourth proportional to 5,370,700.37, 7,411,724.05 and 2,923,471.06 is: 4,034,475.82
Step by Step Solution
- Step 1: Write the proportion equation
5,370,700.37 : 7,411,724.05 = 2,923,471.06 : x - Step 2: Convert to fraction form
5,370,700.37/7,411,724.05 = 2,923,471.06/x - Step 3: Cross multiply
5,370,700.37x = 7,411,724.05 × 2,923,471.06 - Step 4: Simplify right side
5,370,700.37x = 21,667,960,776,101.62 - Step 5: Solve for x
x = 21,667,960,776,101.62/5,370,700.37 - Step 6: Final answer
x = 4,034,475.82
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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.