Finding the Fourth Proportional to 6,272,076.12, 8,654,415.84 and 3,694,270.16
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Solution
The fourth proportional to 6,272,076.12, 8,654,415.84 and 3,694,270.16 is: 5,097,474.84
Step by Step Solution
- Step 1: Write the proportion equation
6,272,076.12 : 8,654,415.84 = 3,694,270.16 : x - Step 2: Convert to fraction form
6,272,076.12/8,654,415.84 = 3,694,270.16/x - Step 3: Cross multiply
6,272,076.12x = 8,654,415.84 × 3,694,270.16 - Step 4: Simplify right side
6,272,076.12x = 31,971,750,189,943.34 - Step 5: Solve for x
x = 31,971,750,189,943.34/6,272,076.12 - Step 6: Final answer
x = 5,097,474.84
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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.