Finding the Fourth Proportional to 57,635,184, 79,537,181.88 and 31,529,141.28
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Solution
The fourth proportional to 57,635,184, 79,537,181.88 and 31,529,141.28 is: 43,510,558.49
Step by Step Solution
- Step 1: Write the proportion equation
57,635,184 : 79,537,181.88 = 31,529,141.28 : x - Step 2: Convert to fraction form
57,635,184/79,537,181.88 = 31,529,141.28/x - Step 3: Cross multiply
57,635,184x = 79,537,181.88 × 31,529,141.28 - Step 4: Simplify right side
57,635,184x = 2,507,739,044,507,576 - Step 5: Solve for x
x = 2,507,739,044,507,576/57,635,184 - Step 6: Final answer
x = 43,510,558.49
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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.