Finding the Fourth Proportional to 11,008,364.29, 15,192,047.42 and 6,113,608.81
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Solution
The fourth proportional to 11,008,364.29, 15,192,047.42 and 6,113,608.81 is: 8,437,060.45
Step by Step Solution
- Step 1: Write the proportion equation
11,008,364.29 : 15,192,047.42 = 6,113,608.81 : x - Step 2: Convert to fraction form
11,008,364.29/15,192,047.42 = 6,113,608.81/x - Step 3: Cross multiply
11,008,364.29x = 15,192,047.42 × 6,113,608.81 - Step 4: Simplify right side
11,008,364.29x = 92,878,234,948,849.77 - Step 5: Solve for x
x = 92,878,234,948,849.77/11,008,364.29 - Step 6: Final answer
x = 8,437,060.45
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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.