Finding the Fourth Proportional to 49,207,544.65, 73,811,316.98 and 46,576,911.70
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Solution
The fourth proportional to 49,207,544.65, 73,811,316.98 and 46,576,911.70 is: 69,865,367.55
Step by Step Solution
- Step 1: Write the proportion equation
49,207,544.65 : 73,811,316.98 = 46,576,911.70 : x - Step 2: Convert to fraction form
49,207,544.65/73,811,316.98 = 46,576,911.70/x - Step 3: Cross multiply
49,207,544.65x = 73,811,316.98 × 46,576,911.70 - Step 4: Simplify right side
49,207,544.65x = 3,437,903,193,438,171 - Step 5: Solve for x
x = 3,437,903,193,438,171/49,207,544.65 - Step 6: Final answer
x = 69,865,367.55
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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.