Finding the Fourth Proportional to 6,164,959.21, 8,507,660.29 and 3,411,836.49
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Solution
The fourth proportional to 6,164,959.21, 8,507,660.29 and 3,411,836.49 is: 4,708,343.53
Step by Step Solution
- Step 1: Write the proportion equation
6,164,959.21 : 8,507,660.29 = 3,411,836.49 : x - Step 2: Convert to fraction form
6,164,959.21/8,507,660.29 = 3,411,836.49/x - Step 3: Cross multiply
6,164,959.21x = 8,507,660.29 × 3,411,836.49 - Step 4: Simplify right side
6,164,959.21x = 29,026,745,816,656.11 - Step 5: Solve for x
x = 29,026,745,816,656.11/6,164,959.21 - Step 6: Final answer
x = 4,708,343.53
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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.