Finding the Fourth Proportional to 87,378,549.94, 131,126,338.08 and 36,260,617.96
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Solution
The fourth proportional to 87,378,549.94, 131,126,338.08 and 36,260,617.96 is: 54,415,208.91
Step by Step Solution
- Step 1: Write the proportion equation
87,378,549.94 : 131,126,338.08 = 36,260,617.96 : x - Step 2: Convert to fraction form
87,378,549.94/131,126,338.08 = 36,260,617.96/x - Step 3: Cross multiply
87,378,549.94x = 131,126,338.08 × 36,260,617.96 - Step 4: Simplify right side
87,378,549.94x = 4,754,722,049,612,680 - Step 5: Solve for x
x = 4,754,722,049,612,680/87,378,549.94 - Step 6: Final answer
x = 54,415,208.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.