Finding the Fourth Proportional to 5,397,271, 7,448,134.14 and 2,982,771.16
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Solution
The fourth proportional to 5,397,271, 7,448,134.14 and 2,982,771.16 is: 4,116,169.02
Step by Step Solution
- Step 1: Write the proportion equation
5,397,271 : 7,448,134.14 = 2,982,771.16 : x - Step 2: Convert to fraction form
5,397,271/7,448,134.14 = 2,982,771.16/x - Step 3: Cross multiply
5,397,271x = 7,448,134.14 × 2,982,771.16 - Step 4: Simplify right side
5,397,271x = 22,216,079,708,603.40 - Step 5: Solve for x
x = 22,216,079,708,603.40/5,397,271 - Step 6: Final answer
x = 4,116,169.02
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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.