Finding the Fourth Proportional to 49,207,546.90, 73,811,320.35 and 46,576,913.95
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Solution
The fourth proportional to 49,207,546.90, 73,811,320.35 and 46,576,913.95 is: 69,865,370.93
Step by Step Solution
- Step 1: Write the proportion equation
49,207,546.90 : 73,811,320.35 = 46,576,913.95 : x - Step 2: Convert to fraction form
49,207,546.90/73,811,320.35 = 46,576,913.95/x - Step 3: Cross multiply
49,207,546.90x = 73,811,320.35 × 46,576,913.95 - Step 4: Simplify right side
49,207,546.90x = 3,437,903,516,477,834 - Step 5: Solve for x
x = 3,437,903,516,477,834/49,207,546.90 - Step 6: Final answer
x = 69,865,370.93
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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.