Finding the Fourth Proportional to 6,018,462.71, 8,305,477.56 and 3,440,198.84
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Solution
The fourth proportional to 6,018,462.71, 8,305,477.56 and 3,440,198.84 is: 4,747,473.84
Step by Step Solution
- Step 1: Write the proportion equation
6,018,462.71 : 8,305,477.56 = 3,440,198.84 : x - Step 2: Convert to fraction form
6,018,462.71/8,305,477.56 = 3,440,198.84/x - Step 3: Cross multiply
6,018,462.71x = 8,305,477.56 × 3,440,198.84 - Step 4: Simplify right side
6,018,462.71x = 28,572,494,272,748.95 - Step 5: Solve for x
x = 28,572,494,272,748.95/6,018,462.71 - Step 6: Final answer
x = 4,747,473.84
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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.