Finding the Fourth Proportional to 53,643,433.94, 80,466,728.64 and 14,782,475.18
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Solution
The fourth proportional to 53,643,433.94, 80,466,728.64 and 14,782,475.18 is: 22,174,147.54
Step by Step Solution
- Step 1: Write the proportion equation
53,643,433.94 : 80,466,728.64 = 14,782,475.18 : x - Step 2: Convert to fraction form
53,643,433.94/80,466,728.64 = 14,782,475.18/x - Step 3: Cross multiply
53,643,433.94x = 80,466,728.64 × 14,782,475.18 - Step 4: Simplify right side
53,643,433.94x = 1,189,497,418,936,595.25 - Step 5: Solve for x
x = 1,189,497,418,936,595.25/53,643,433.94 - Step 6: Final answer
x = 22,174,147.54
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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.