Finding the Fourth Proportional to 36,700,217.70, 55,048,576.95 and 12,436,764.90
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Solution
The fourth proportional to 36,700,217.70, 55,048,576.95 and 12,436,764.90 is: 18,654,554.46
Step by Step Solution
- Step 1: Write the proportion equation
36,700,217.70 : 55,048,576.95 = 12,436,764.90 : x - Step 2: Convert to fraction form
36,700,217.70/55,048,576.95 = 12,436,764.90/x - Step 3: Cross multiply
36,700,217.70x = 55,048,576.95 × 12,436,764.90 - Step 4: Simplify right side
36,700,217.70x = 684,626,209,606,709.12 - Step 5: Solve for x
x = 684,626,209,606,709.12/36,700,217.70 - Step 6: Final answer
x = 18,654,554.46
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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.