Finding the Fourth Proportional to 38,333,098.40, 57,471,286.80 and 18,114,720.80
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Solution
The fourth proportional to 38,333,098.40, 57,471,286.80 and 18,114,720.80 is: 27,158,679.00
Step by Step Solution
- Step 1: Write the proportion equation
38,333,098.40 : 57,471,286.80 = 18,114,720.80 : x - Step 2: Convert to fraction form
38,333,098.40/57,471,286.80 = 18,114,720.80/x - Step 3: Cross multiply
38,333,098.40x = 57,471,286.80 × 18,114,720.80 - Step 4: Simplify right side
38,333,098.40x = 1,041,076,314,398,725.38 - Step 5: Solve for x
x = 1,041,076,314,398,725.38/38,333,098.40 - Step 6: Final answer
x = 27,158,679.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.