Finding the Fourth Proportional to 10,992,224.87, 16,488,477.53 and 2,905,130.60
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Solution
The fourth proportional to 10,992,224.87, 16,488,477.53 and 2,905,130.60 is: 4,357,732.95
Step by Step Solution
- Step 1: Write the proportion equation
10,992,224.87 : 16,488,477.53 = 2,905,130.60 : x - Step 2: Convert to fraction form
10,992,224.87/16,488,477.53 = 2,905,130.60/x - Step 3: Cross multiply
10,992,224.87x = 16,488,477.53 × 2,905,130.60 - Step 4: Simplify right side
10,992,224.87x = 47,901,180,522,847.38 - Step 5: Solve for x
x = 47,901,180,522,847.38/10,992,224.87 - Step 6: Final answer
x = 4,357,732.95
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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.