Finding the Fourth Proportional to 36,700,524.70, 55,049,037.44 and 12,437,071.90
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Solution
The fourth proportional to 36,700,524.70, 55,049,037.44 and 12,437,071.90 is: 18,655,014.94
Step by Step Solution
- Step 1: Write the proportion equation
36,700,524.70 : 55,049,037.44 = 12,437,071.90 : x - Step 2: Convert to fraction form
36,700,524.70/55,049,037.44 = 12,437,071.90/x - Step 3: Cross multiply
36,700,524.70x = 55,049,037.44 × 12,437,071.90 - Step 4: Simplify right side
36,700,524.70x = 684,648,836,667,071.88 - Step 5: Solve for x
x = 684,648,836,667,071.88/36,700,524.70 - Step 6: Final answer
x = 18,655,014.94
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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.