Finding the Fourth Proportional to 6,292,682.76, 8,678,968.82 and 4,306,995.24
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Solution
The fourth proportional to 6,292,682.76, 8,678,968.82 and 4,306,995.24 is: 5,940,276.80
Step by Step Solution
- Step 1: Write the proportion equation
6,292,682.76 : 8,678,968.82 = 4,306,995.24 : x - Step 2: Convert to fraction form
6,292,682.76/8,678,968.82 = 4,306,995.24/x - Step 3: Cross multiply
6,292,682.76x = 8,678,968.82 × 4,306,995.24 - Step 4: Simplify right side
6,292,682.76x = 37,380,277,395,848.42 - Step 5: Solve for x
x = 37,380,277,395,848.42/6,292,682.76 - Step 6: Final answer
x = 5,940,276.80
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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.