Finding the Fourth Proportional to 76,073,377.12, 114,164,548.12 and 32,384,765.80
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Solution
The fourth proportional to 76,073,377.12, 114,164,548.12 and 32,384,765.80 is: 48,600,342.11
Step by Step Solution
- Step 1: Write the proportion equation
76,073,377.12 : 114,164,548.12 = 32,384,765.80 : x - Step 2: Convert to fraction form
76,073,377.12/114,164,548.12 = 32,384,765.80/x - Step 3: Cross multiply
76,073,377.12x = 114,164,548.12 × 32,384,765.80 - Step 4: Simplify right side
76,073,377.12x = 3,697,192,153,529,030.50 - Step 5: Solve for x
x = 3,697,192,153,529,030.50/76,073,377.12 - Step 6: Final answer
x = 48,600,342.11
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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.