Finding the Fourth Proportional to 6,220,858.32, 8,584,966.44 and 3,642,297.84
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Solution
The fourth proportional to 6,220,858.32, 8,584,966.44 and 3,642,297.84 is: 5,026,477.56
Step by Step Solution
- Step 1: Write the proportion equation
6,220,858.32 : 8,584,966.44 = 3,642,297.84 : x - Step 2: Convert to fraction form
6,220,858.32/8,584,966.44 = 3,642,297.84/x - Step 3: Cross multiply
6,220,858.32x = 8,584,966.44 × 3,642,297.84 - Step 4: Simplify right side
6,220,858.32x = 31,269,004,720,884.49 - Step 5: Solve for x
x = 31,269,004,720,884.49/6,220,858.32 - Step 6: Final answer
x = 5,026,477.56
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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.