Finding the Fourth Proportional to 6,395,263.57, 8,825,966.84 and 3,642,067.49
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Solution
The fourth proportional to 6,395,263.57, 8,825,966.84 and 3,642,067.49 is: 5,026,339.66
Step by Step Solution
- Step 1: Write the proportion equation
6,395,263.57 : 8,825,966.84 = 3,642,067.49 : x - Step 2: Convert to fraction form
6,395,263.57/8,825,966.84 = 3,642,067.49/x - Step 3: Cross multiply
6,395,263.57x = 8,825,966.84 × 3,642,067.49 - Step 4: Simplify right side
6,395,263.57x = 32,144,766,877,571.70 - Step 5: Solve for x
x = 32,144,766,877,571.70/6,395,263.57 - Step 6: Final answer
x = 5,026,339.66
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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.