Finding the Fourth Proportional to 75,305,658.80, 112,974,234.60 and 24,192,844.40
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Solution
The fourth proportional to 75,305,658.80, 112,974,234.60 and 24,192,844.40 is: 36,294,325.32
Step by Step Solution
- Step 1: Write the proportion equation
75,305,658.80 : 112,974,234.60 = 24,192,844.40 : x - Step 2: Convert to fraction form
75,305,658.80/112,974,234.60 = 24,192,844.40/x - Step 3: Cross multiply
75,305,658.80x = 112,974,234.60 × 24,192,844.40 - Step 4: Simplify right side
75,305,658.80x = 2,733,168,078,886,896 - Step 5: Solve for x
x = 2,733,168,078,886,896/75,305,658.80 - Step 6: Final answer
x = 36,294,325.32
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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.