Finding the Fourth Proportional to 11,004,870.60, 15,187,195.74 and 6,110,092.94
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Solution
The fourth proportional to 11,004,870.60, 15,187,195.74 and 6,110,092.94 is: 8,432,191.60
Step by Step Solution
- Step 1: Write the proportion equation
11,004,870.60 : 15,187,195.74 = 6,110,092.94 : x - Step 2: Convert to fraction form
11,004,870.60/15,187,195.74 = 6,110,092.94/x - Step 3: Cross multiply
11,004,870.60x = 15,187,195.74 × 6,110,092.94 - Step 4: Simplify right side
11,004,870.60x = 92,795,177,393,436.09 - Step 5: Solve for x
x = 92,795,177,393,436.09/11,004,870.60 - Step 6: Final answer
x = 8,432,191.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.