Finding the Fourth Proportional to 46,177,774.70, 69,277,441.53 and 13,389,029.42
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Solution
The fourth proportional to 46,177,774.70, 69,277,441.53 and 13,389,029.42 is: 20,086,669.59
Step by Step Solution
- Step 1: Write the proportion equation
46,177,774.70 : 69,277,441.53 = 13,389,029.42 : x - Step 2: Convert to fraction form
46,177,774.70/69,277,441.53 = 13,389,029.42/x - Step 3: Cross multiply
46,177,774.70x = 69,277,441.53 × 13,389,029.42 - Step 4: Simplify right side
46,177,774.70x = 927,557,702,787,499.88 - Step 5: Solve for x
x = 927,557,702,787,499.88/46,177,774.70 - Step 6: Final answer
x = 20,086,669.59
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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.